| Team name | Location | League | Level | Status |
|---|---|---|---|---|
| Abbotsford Cardinals | Abbotsford, British Columbia | British Columbia Premier Baseball League | amateur | active |
| Academy of the Sacred Heart Cardinals | New Orleans, Louisiana | high school | active | |
| Adamsville Cardinals | Adamsville, Tennessee | high school | active | |
| Albany Cardinals | Albany, Georgia | Georgia-Florida League | professional | defunct |
| Albuquerque Cardinals | Albuquerque, New Mexico | Arizona-Texas League | professional | defunct |
| Alexandria Cardinals | Alexandria, Minnesota | high school | active | |
| Alexandria/New Testament Christian Cardinals | Alexandria, Minnesota | high school | active | |
| Alexis Cardinals | Alexis, Illinois | high school | defunct | |
| Allentown Cardinals | Allentown, Pennsylvania | Inter-State League | professional | defunct |
| Allentown Cardinals | Allentown, Pennsylvania | Eastern League | professional | defunct |
| Alma Cardinals | Alma, Nebraska | high school | active | |
| Americus Cardinals | Americus, Georgia | Georgia-Florida League | professional | defunct |
| Andrews Cardinals | Andrews, Indiana | high school | defunct | |
| Andrews University Cardinals | Berrien Springs, Michigan | college | active | |
| Annandale Cardinals | Annandale, Minnesota | high school | active | |
| Ardmore Cardinals | Ardmore, Oklahoma | Sooner State League | professional | defunct |
| Arizona Cardinals | Glendale, Arizona | National Football League | professional | active |
| Arlington Cardinals | Arlington Heights, Illinois | high school | defunct | |
| Arlington Cardinals | Arlington, South Dakota | high school | active | |
| Arnold Cardinals | Arnold, Nebraska | high school | active | |
| Ascension Academy Cardinals | Amarillo, Texas | high school | active | |
| Ashton Cardinals | Ashton, South Dakota | high school | defunct | |
| Atlanta Cardinals | Atlanta, Georgia | United South Football League | active | |
| Atlanta Cardinals | Atlanta, Indiana | high school | defunct | |
| Ball State University Cardinals | Muncie, Indiana | college | active | |
| Bangor Cardinals | Bangor, Wisconsin | high school | active | |
| Bellaire Cardinals | Bellaire, Texas | high school | active | |
| Belle Chasse Cardinals | Belle Chasse, Louisiana | high school | active | |
| Belmont Cardinals | Belmont, Mississippi | high school | active | |
| Benton Cardinals | St. Joseph, Missouri | high school | active | |
| Bethlehem Academy Cardinals | Faribault, Minnesota | high school | active | |
| Bethlehem Academy-Discovery Cardinals | Faribault, Minnesota | high school | active | |
| Big Rapids Cardinals | Big Rapids, Michigan | high school | active | |
| Big Valley Cardinals | Bieber, California | high school | active | |
| Bird City Cardinals | Bird City, Kansas | high school | defunct | |
| Bishop Garcia Diego Cardinals | Santa Barbara, California | high school | active | |
| Bishop Guertin Cardinals | Nashua, New Hampshire | high school | active | |
| Bishop Ireton Cardinals | Alexandria, Virginia | high school | active | |
| Bishop Snyder Cardinals | Jacksonville, Florida | high school | active | |
| Bison Cardinals | Bison, South Dakota | high school | active | |
| Blairstown Cardinals | Blairstown, Iowa | high school | defunct | |
| Blessed Sacrament Cardinals | New Rochelle, New York | high school | active | |
| Blessed Sacrament St. Gabriel Cardinals | New Rochelle, New York | high school | active | |
| Bloomfield Cardinals | North Bloomfield, Ohio | high school | active | |
| Bloomfield Cardinals | Bloomfield, Indiana | high school | active | |
| Bloomingdale Cardinals | Bloomingdale, Michigan | high school | active | |
| Boise Cardinals | Boise, Idaho | Rocky Mountain Football League | amateur | defunct |
| Bone Gap Cardinals | Bone Gap, Illinois | high school | defunct | |
| Boone Central Cardinals | Albion, Nebraska | high school | active | |
| Boynton-Moton Cardinals | Boynton, Oklahoma | high school | active | |
| Breese Community Cardinals | Breese Community, Illinois | high school | defunct | |
| Bridge City Cardinals | Bridge City, Texas | high school | active | |
| Brighton Cardinals | Brighton, Tennessee | high school | active | |
| Brodhead Cardinals | Brodhead, Wisconsin | high school | active | |
| Brodhead/Juda Cardinals | Brodhead, Wisconsin | high school | active | |
| Brookside Cardinals | Sheffield, Ohio | high school | active | |
| Brunswick Cardinals | Brunswick, Georgia | Georgia-Florida League | professional | defunct |
| Cabery Cardinals | Cabery, Illinois | high school | defunct | |
| Calgary Cardinals | Calgary, Alberta | Pioneer League | professional | defunct |
| California Cardinals | , California | LaBelle Community Football League | amateur | defunct |
| Calvert Hall Cardinals | Baltimore, Maryland | high school | active | |
| Cambridge Cardinals | Cambridge, Maryland | Eastern Shore League | professional | defunct |
| Canfield Cardinals | Canfield, Ohio | high school | active | |
| Cantwell-Sacred Heart Cardinals | Montebello, California | high school | active | |
| Cardinal Dougherty Cardinals | Philadelphia, Pennsylvania | high school | active | |
| Cardinal Hayes Cardinals | Bronx, New York | high school | active | |
| Cardinal Meunch Seminary Cardinals | Fargo, North Dakota | high school | defunct | |
| Cardinal Mooney Cardinals | Youngstown, Ohio | high school | active | |
| Cardinal Mooney Catholic Cardinals | Marine City, Michigan | high school | active | |
| Cardinal Newman Cardinals | Columbia, South Carolina | high school | active | |
| Cardinal Newman Cardinals | Santa Rosa, California | high school | active | |
| Cardinal Spellman Cardinals | Brockton, Massachusetts | high school | active | |
| Cardinal Stritch Cardinals | Oregon, Ohio | high school | active | |
| Carman Cardinals | Carman, Manitoba | Mandak League | professional | defunct |
| Carolina Cardinals | Winston-Salem, North Carolina | United States Basketball League | professional | defunct |
| Carpio Cardinals | Carpio, North Dakota | high school | defunct | |
| Carrington Cardinals | Carrington, North Dakota | high school | active | |
| Carrington/Pingree-Buchanan/Kensal Cardinals | Carrington, North Dakota | high school | defunct | |
| Carrington/Pingree-Buchanan/Kensal/Sykeston Cardinals | Carrington, North Dakota | high school | defunct | |
| Carrollton Cardinals | Carrollton, Indiana | high school | defunct | |
| Carthage Cardinals | Carthage, Missouri | Kansas-Oklahoma-Missouri League | professional | defunct |
| Case Cardinals | Swansea, Massachusetts | high school | active | |
| Catholic University Cardinals | Washington, D.C. | college | active | |
| Cedar Rapids Cardinals | Cedar Rapids, Iowa | Midwest League | professional | defunct |
| Central Carolina Cardinals | Raeford, North Carolina | United States Women's Football League | professional | active |
| Central Catholic Cardinals | Reading, Pennsylvania | high school | active | |
| Central Decatur Cardinals | Leon, Iowa | high school | active | |
| Central International College Cardinals | Waverly, Virginia | college | active | |
| Chadron Cardinals | Chadron, Nebraska | high school | active | |
| Chadwick Cardinals | Chadwick, Missouri | high school | active | |
| Chalmers Cardinals | Chalmers, Indiana | high school | defunct | |
| Chambersburg Cardinals | Chambersburg, Pennsylvania | Big North East Football Federation | active | |
| Chambersburg Cardinals | Chambersburg, Pennsylvania | Seaboard Football League | professional | defunct |
| Cheney Cardinals | Cheney, Kansas | high school | active | |
| Chicago Cardinals | Chicago, Illinois | Continental Indoor Football League | professional | defunct |
| Chicago Cardinals | Chicago, Illinois | Great Midwest Football League | active | |
| Chicago Cardinals | Chicago, Illinois | National Football League | professional | defunct |
| Chicago Cardinals | Chicago, Illinois | American Hockey Association | professional | defunct |
| Chicago Cardinals | Chicago, Illinois | American Professional Football Association | professional | defunct |
| Chicago Cardinals | Chicago, Illinois | Continental Hockey League | professional | defunct |
| Chippewa Falls Cardinals | Chippewa Falls, Wisconsin | high school | active | |
| Chrisman Cardinals | Chrisman, Illinois | high school | active | |
| Claremont Cardinals | Claremont, Illinois | high school | defunct | |
| Clarence Cardinals | Clarence, Iowa | high school | defunct | |
| Clarinda Cardinals | Clarinda, Iowa | high school | active | |
| Clarkfield Cardinals | Clarkfield, Minnesota | high school | defunct | |
| Clayton Cardinals | Clayton, Indiana | high school | defunct | |
| Clear Lake Cardinals | Clear Lake, South Dakota | high school | defunct | |
| Clear Lake Cardinals | Lakeport, California | high school | active | |
| Clearwater Cardinals | Clearwater, Nebraska | high school | active | |
| Clearwater-Orchard Cardinals | Clearwater, Nebraska | high school | active | |
| Clifton Cardinals | Clifton, Kansas | high school | defunct | |
| Clinton Cardinals | Clinton, Missouri | high school | active | |
| Coalmont Cardinals | Coalmont, Indiana | high school | defunct | |
| Cochranton Cardinals | Cochranton, Pennsylvania | high school | active | |
| Coeur d'Alene Junior College Cardinals | Coeur d'Alene, Idaho | college | defunct | |
| Cokato Cardinals | Cokato, Minnesota | high school | defunct | |
| Coldwater Cardinals | Coldwater, Michigan | high school | active | |
| Colerain Cardinals | Cincinnati, Ohio | high school | active | |
| Collinsville Cardinals | Collinsville, Oklahoma | high school | active | |
| Columbus Cardinals | Columbus, Georgia | South Atlantic League | professional | defunct |
| Columbus Cardinals | Columbus, Georgia | Southern League | professional | defunct |
| Columbus Cardinals | Columbus, Wisconsin | high school | active | |
| Columbus Cardinals | Columbus, Texas | high school | active | |
| Community College of Baltimore County-Catonsville Cardinals | Catonsville, Maryland | college | active | |
| Concordia Academy Cardinals | Austin, Texas | high school | active | |
| Concordia University Cardinals | Ann Arbor, Michigan | college | active | |
| Convent of the Sacred Heart Cardinals | New York, New York | high school | active | |
| Conway Springs Cardinals | Conway Springs, Kansas | high school | active | |
| Cook County Cardinals | Mid Continental Football League | professional | defunct | |
| Cooley Cardinals | Detroit, Michigan | high school | defunct | |
| Coon Rapids Cardinals | Coon Rapids, Minnesota | high school | active | |
| Cooper Cardinals | Cooper, Iowa | high school | defunct | |
| Corbett Cardinals | Corbett, Oregon | high school | active | |
| Cornell Cardinals | Cornell, Illinois | high school | defunct | |
| Cornerstone Charter Academy Cardinals | Greensboro, North Carolina | active | ||
| Corning Cardinals | Corning, California | high school | active | |
| Corona Cardinals | Corona, New Mexico | high school | active | |
| Corvian Community School Cardinals | Charlotte, North Carolina | active | ||
| Cotton Cardinals | Cotton, Minnesota | high school | defunct | |
| Crandon Cardinals | Crandon, Wisconsin | high school | active | |
| Crary Cardinals | Crary, North Dakota | high school | defunct | |
| Crete Cardinals | Crete, Nebraska | high school | active | |
| Crichton College Cardinals | Memphis, Tennessee | college | defunct | |
| Cromwell Cardinals | Cromwell, Minnesota | high school | active | |
| Cromwell-Wright Cardinals | Cromwell, Minnesota | high school | active | |
| Davison Cardinals | Davison, Michigan | high school | active | |
| Dawson Cardinals | Dawson, North Dakota | high school | defunct | |
| Del Valle Cardinals | Del Valle, Texas | high school | active | |
| Detroit Cardinals | Detroit, Michigan | American Basketball League | professional | defunct |
| Deuel Cardinals | Clear Lake, South Dakota | high school | active | |
| Deuel/Sioux Valley Cardinals | Clear Lake, South Dakota | high school | defunct | |
| Dexter Cardinals | Dexter, Kansas | high school | active | |
| Dickens Cardinals | Dickens, Iowa | high school | defunct | |
| Dollarway Cardinals | Pine Bluff, Arkansas | high school | active | |
| Doniphan-Trumbull Cardinals | Doniphan, Nebraska | high school | active | |
| Donna Cardinals | Donna, Texas | Rio Grande Valley League | professional | defunct |
| Dothan Cardinals | Dothan, Alabama | Alabama-Florida League | professional | defunct |
| Dryden Cardinals | Dryden, Michigan | high school | active | |
| DuBois Central Catholic Cardinals | DuBois, Pennsylvania | high school | active | |
| Duchesne Academy Cardinals | Omaha, Nebraska | high school | active | |
| Dudley Cardinals | Dudley, Georgia | high school | defunct | |
| Duluth Cardinals | Duluth, Minnesota | Northern League | professional | defunct |
| Dutton Cardinals | Dutton, Montana | high school | defunct | |
| Dutton-Brady Cardinals | Dutton, Montana | high school | active | |
| Earl Park Cardinals | Earl Park, Indiana | high school | defunct | |
| Earlham Cardinals | Earlham, Iowa | high school | active | |
| Early Cardinals | Early, Iowa | high school | defunct | |
| East Central Cardinals | Tulsa, Oklahoma | high school | active | |
| East Chicago Central Cardinals | East Chicago, Indiana | high school | active | |
| East Surry Cardinals | Pilot Mountain, North Carolina | high school | active | |
| East Wilkes Cardinals | Ronda, North Carolina | high school | active | |
| Eau Claire Cardinals | Eau Claire, Wisconsin | Northern League | professional | defunct |
| Economy Cardinals | Economy, Indiana | high school | defunct | |
| Eisenhower Cardinals | Blue Island, Illinois | high school | active | |
| Eleva-Strum Cardinals | Strum, Wisconsin | high school | active | |
| Elizabeth Cardinals | Elizabeth, Colorado | high school | active | |
| Ell-Saline Cardinals | Brookville, Kansas | high school | active | |
| Ellendale Cardinals | Ellendale, North Dakota | high school | active | |
| Epworth Cardinals | Epworth, Iowa | high school | defunct | |
| Equality Cardinals | Equality, Illinois | high school | defunct | |
| Erie Cardinals | Erie, Pennsylvania | New York-Penn League | professional | defunct |
| Erie Cardinals | Erie, Illinois | high school | active | |
| Erie-Prophetstown Cardinals | Erie, Illinois | high school | active | |
| Eudora Cardinals | Eudora, Kansas | high school | active | |
| Eunice Cardinals | Eunice, New Mexico | high school | active | |
| Fairmont Cardinals | Fairmont, Minnesota | high school | active | |
| Fairmont/Martin Luther Cardinals | Fairmont, Minnesota | high school | active | |
| Fairview Cardinals | Camden, Arkansas | high school | active | |
| Farmersville Wildcats | Farmersville, Ohio | high school | defunct | |
| Farmington Cardinals | Farmington, Arkansas | high school | active | |
| Fayette Cardinals | Fayette, Iowa | high school | defunct | |
| Felicity-Franklin Cardinals | Felicity, Ohio | high school | active | |
| Fillmore Cardinals | Fillmore, Indiana | high school | defunct | |
| First Coast Cardinals | , Florida | National Independent Football League | active | |
| Fishersville Cardinals | Fishersville, Virginia | Rockingham County Baseball League | amateur | defunct |
| Flat Rock Cardinals | Flat Rock, Indiana | high school | defunct | |
| Flaxville Cardinals | Flaxville, Montana | high school | defunct | |
| Fond du Lac Cardinals | Fond du Lac, Wisconsin | high school | active | |
| Forbes Road Cardinals | Waterfall, Pennsylvania | high school | active | |
| Forreston Cardinals | Forreston, Illinois | high school | active | |
| Fort Ann Central Cardinals | Fort Ann, New York | high school | active | |
| Fort Worth Christian Cardinals | Fort Worth, Texas | high school | active | |
| Fostoria Cardinals | Fostoria, Ohio | Ohio State League | professional | defunct |
| Franklin County Cardinals | Franklin County, Iowa | high school | defunct | |
| Franklin Pierce Cardinals | Tacoma, Washington | high school | active | |
| Franklin Township Cardinals | Franklin Township, Iowa | high school | defunct | |
| Fresno Cardinals | Fresno, California | Pacific West Baseball League | amateur | defunct |
| Fresno Cardinals | Fresno, California | California League | professional | defunct |
| Froid Cardinals | Froid, Montana | high school | defunct | |
| Front Royal Cardinals | Front Royal, Virginia | Valley Baseball League | amateur | active |
| Gadsden State Community College Cardinals | Gadsden, Alabama | college | active | |
| Galveston Cardinals | Galveston, Indiana | high school | defunct | |
| Garner Cardinals | Garner, Iowa | high school | defunct | |
| Garner-Hayfield Cardinals | Garner, Iowa | high school | active | |
| Garner-Hayfield-Ventura Cardinals | Garner, Iowa | high school | active | |
| Gastonia Cardinals | Gastonia, North Carolina | Western Carolinas League | professional | defunct |
| Gastonia Cardinals | Gastonia, North Carolina | North Carolina State League | professional | defunct |
| Gastonia Cardinals | Gastonia, North Carolina | South Atlantic League | professional | defunct |
| Geneva Cardinals | Geneva, Indiana | high school | defunct | |
| George Rogers Clark Cardinals | Winchester, Kentucky | high school | active | |
| Germantown Cardinals | Germantown, Ohio | high school | defunct | |
| Girard Cardinals | Girard, Illinois | high school | active | |
| Glendale Cardinals | Glendale, Arizona | high school | active | |
| Goldsboro Cardinals | Goldsboro, North Carolina | Coastal Plain League | professional | defunct |
| Grace Christian Academy Cardinals | Oklahoma City, Oklahoma | high school | active | |
| Grand Island Cardinals | Grand Island, Nebraska | Nebraska State League | professional | defunct |
| Grand Mound Cardinals | Grand Mound, Iowa | high school | defunct | |
| Grand Valley Cardinals | Parachute, Colorado | high school | active | |
| Greenwich Cardinals | Greenwich, Connecticut | high school | active | |
| Grottoes Cardinals | Grottoes, Virginia | Rockingham County Baseball League | amateur | defunct |
| Hale Cardinals | Hale, Missouri | high school | active | |
| Halfway Cardinals | Halfway, Missouri | high school | active | |
| Halifax Cardinals | Halifax, Nova Scotia | Nova Scotia Senior Baseball | professional | defunct |
| Hallandale Cardinals | Hallandale, Florida | Southeast Football League | active | |
| Hamilton Cardinals | Hamilton, Ontario | New York-Penn League | professional | defunct |
| Hammond Cardinals | Schererville, Indiana | Continental Hockey League | professional | defunct |
| Hampton Roads Cardinals | Portsmouth, Virginia | Eastern Basketball Alliance | professional | defunct |
| Hancock Cardinals | Hancock, Iowa | high school | defunct | |
| Hannibal Cardinals | Hannibal, Missouri | Mississippi-Ohio Valley League | professional | defunct |
| Hannibal Cardinals | Hannibal, Missouri | Midwest League | professional | defunct |
| Harlingen Cardinals | Harlingen, Texas | high school | active | |
| Harmony Cardinals | Harmony, Minnesota | high school | defunct | |
| Harmony Grove Cardinals | Benton, Arkansas | high school | active | |
| Harper Cardinals | Chicago, Illinois | high school | active | |
| Harrison Township Cardinals | Bethel , Indiana |
high school | defunct | |
| Harrold Cardinals | Harrold, South Dakota | high school | defunct | |
| Hartford Township Cardinals | Linn Grove, Indiana | high school | active | |
| Harvard Cardinals | Harvard, Nebraska | high school | active | |
| Hawks Prairie Cardinals | Hawks Prairie, Washington | Puget Sound Collegiate League | amateur | active |
| Hayes Center Cardinals | Hayes Center, Nebraska | high school | active | |
| Hazlehurst-Baxley Cardinals | Hazlehurst, Georgia | Georgia State League | professional | defunct |
| Hermleigh Cardinals | Hermleigh, Texas | high school | active | |
| Hibbing Community College Cardinals | Hibbing, Minnesota | college | defunct | |
| High Island Cardinals | High Island, Texas | high school | active | |
| Highland Cardinals | Highland, Wisconsin | high school | active | |
| Hobbs Cardinals | Hobbs, New Mexico | Sophomore League | professional | defunct |
| Hoisington Cardinals | Hoisington, Kansas | high school | active | |
| Holabird Cardinals | Holabird, South Dakota | high school | defunct | |
| Hoover Cardinals | San Diego, California | high school | active | |
| Houston Cardinals | Houston, Texas | TX/LA Southwest Football Association | active | |
| Huntley Cardinals | Huntley, Wyoming | high school | defunct | |
| Indiana Cardinals | Fort Wayne, Indiana | Crossroads Football League | professional | active |
| Inverness Cardinals | Inverness, Montana | high school | defunct | |
| Ione Cardinals | Ione, Oregon | high school | active | |
| Ione/Arlington Cardinals | Ione, Oregon | high school | active | |
| Iowa State University Cardinals | Ames, Iowa | college | defunct | |
| Irene Cardinals | Irene, South Dakota | high school | defunct | |
| Jackson Township Cardinals | Jackson Township, Indiana | high school | defunct | |
| Jacksonville Cardinals | Jacksonville, North Carolina | high school | active | |
| Jacksonville-Trimble Cardinals | Jacksonville, Ohio | high school | defunct | |
| Jefferson Cardinals | Alexandria, Minnesota | high school | defunct | |
| Johannesburg-Lewiston Cardinals | Johannesburg, Michigan | high school | active | |
| John Paul II Cardinals | Plano, Texas | high school | active | |
| Johnson City Cardinals | Johnson City, Tennessee | Appalachian League | professional | defunct |
| Johnson City Cardinals | Johnson City, Tennessee | Appalachian League | professional | defunct |
| Jonesboro Cardinals | Jonesboro, Georgia | high school | active | |
| Joplin Cardinals | Joplin, Missouri | Western Association | professional | defunct |
| Jumpertown Cardinals | Jumpertown, Mississippi | high school | active | |
| Kellogg Cardinals | Kellogg, Iowa | high school | defunct | |
| Kenmore Cardinals | Akron, Ohio | high school | active | |
| Keokuk Cardinals | Keokuk, Iowa | Midwest League | professional | defunct |
| Kewanee Visitation Cardinals | Kewanee, Illinois | high school | defunct | |
| Kinderhook West Pike Cardinals | Kinderhook, Illinois | high school | defunct | |
| Kingston Cardinals | Kingston, Michigan | high school | active | |
| La Villa Cardinals | La Villa, Texas | high school | active | |
| Labette Community College Cardinals | Parsons, Kansas | college | active | |
| Lacassine Cardinals | Lacassine, Louisiana | high school | active | |
| Laguna Creek Cardinals | Elk Grove, California | high school | active | |
| Lake Center Cardinals | Dickens, Iowa | high school | defunct | |
| Lamar University Cardinals | Beaumont, Texas | college | active | |
| Lancaster Cardinals | Lancaster, Minnesota | high school | defunct | |
| Landrum Cardinals | Landrum, South Carolina | high school | active | |
| Langdon Area Cardinals | Langdon, North Dakota | high school | active | |
| Langdon Area/Edmore/Munich Cardinals | Langdon, North Dakota | high school | active | |
| Langdon/Munich Cardinals | Langdon, North Dakota | high school | defunct | |
| Langdon/Munich/Border Central Cardinals | Langdon, North Dakota | high school | defunct | |
| Lansing Cardinals | Lansing, Iowa | high school | defunct | |
| LaSalle Academy Cardinals | New York, New York | high school | active | |
| Laurel Cardinals | Laurel, Mississippi | Cotton States League | professional | defunct |
| Lawndale Cardinals | Lawndale, California | high school | active | |
| Lawrence Cardinals | Lawrenceville, New Jersey | high school | active | |
| Lawrenceville Cardinals | Lawrenceville, Virginia | Virginia League | professional | defunct |
| Lawson Cardinals | Lawson, Missouri | high school | active | |
| Lehigh Valley Cardinals | Lehigh Valley, Pennsylvania | Big East Football Federation | active | |
| Leon Cardinals | Leon, Iowa | high school | defunct | |
| LeRoy Cardinals | LeRoy, Minnesota | high school | defunct | |
| LeRoy-Ostrander Cardinals | LeRoy, Minnesota | high school | active | |
| Lewis Cardinals | Lewis, Iowa | high school | defunct | |
| Lewiston Cardinals | Lewiston, Minnesota | high school | defunct | |
| Lewiston-Altura Cardinals | Lewiston, Minnesota | high school | active | |
| Lidgerwood Cardinals | Lidgerwood, North Dakota | high school | defunct | |
| Lincoln Cardinals | Portland, Oregon | high school | active | |
| Lincoln Cardinals | Lincoln, Missouri | high school | active | |
| Lincolnton Cardinals | Lincolnton, North Carolina | Western Carolina League | professional | defunct |
| Lindsay Cardinals | Lindsay, California | high school | active | |
| Lingleville Cardinals | Lingleville, Texas | high school | active | |
| Littleport Cardinals | Littleport, Iowa | high school | defunct | |
| Livingston Central Cardinals | Smithland, Kentucky | high school | active | |
| Lowell Cardinals | San Francisco, California | high school | active | |
| Loyalton Cardinals | Loyalton, South Dakota | high school | defunct | |
| Luck Cardinals | Luck, Wisconsin | high school | active | |
| Luckey Cardinals | Manhattan, Kansas | high school | defunct | |
| Luverne Cardinals | Luverne, Minnesota | high school | active | |
| Lynchburg Cardinals | Lynchburg, Virginia | Piedmont League | professional | defunct |
| MacArthur Cardinals | Irving, Texas | high school | active | |
| Macksburg Cardinals | Macksburg, Iowa | high school | defunct | |
| Macomb Western Cardinals | Macomb, Illinois | high school | defunct | |
| Madison Park RVT Cardinals | Roxbury, Massachusetts | high school | active | |
| Madison Park RVT/McKinley RVT/Fenway Cardinals | Roxbury, Massachusetts | high school | active | |
| Makoti Cardinals | Makoti, North Dakota | high school | defunct | |
| Mansfield Cardinals | Mansfield, Illinois | high school | defunct | |
| Maquoketa Cardinals | Maquoketa, Iowa | high school | active | |
| Marietta Cardinals | Marietta, Minnesota | high school | defunct | |
| Marietta-Nassau Cardinals | Marietta, Minnesota | high school | defunct | |
| Marion Cardinals | Marion, Ohio | Ohio State League | professional | defunct |
| Marshall Cardinals | Marshall, Wisconsin | high school | active | |
| Marshall-University Cardinals | Minneapolis, Minnesota | high school | defunct | |
| Mason County Eastern Cardinals | Custer, Michigan | high school | defunct | |
| Massachusetts College of Pharmacy and Health Sciences Cardinals | Boston, Massachusetts | college | active | |
| Maud Cardinals | Maud, Texas | high school | active | |
| Mayfield Cardinals | Mayfield, Kentucky | high school | active | |
| Maysville Cardinals | Maysville, Kentucky | Blue Grass League | professional | defunct |
| Mayville Cardinals | Mayville, Wisconsin | high school | active | |
| McClave Cardinals | Mcclave, Colorado | high school | active | |
| McHenry Cardinals | Rome, Georgia | high school | defunct | |
| McIntosh Cardinals | McIntosh, Minnesota | high school | defunct | |
| Medford Cardinals | Medford, Oklahoma | high school | active | |
| Medical Lake Cardinals | Medical Lake, Washington | high school | active | |
| Medina Cardinals | Medina, North Dakota | high school | defunct | |
| Melissa Cardinals | Melissa, Texas | high school | active | |
| Melvindale Cardinals | Melvindale, Michigan | high school | active | |
| Mendocino Cardinals | Mendocino, California | high school | active | |
| Menlo Cardinals | Menlo, Iowa | high school | defunct | |
| Mentor Cardinals | Mentor, Ohio | high school | active | |
| Mercer Cardinals | Mercer, Missouri | high school | active | |
| Meriwether County Cardinals | Woodbury, Georgia | high school | defunct | |
| Mesa Grande Academy Cardinals | Calimesa, California | high school | active | |
| Michigan Center Cardinals | Michigan Center, Michigan | high school | active | |
| Michigan Lutheran Seminary Cardinals | Saginaw, Michigan | high school | active | |
| Middleton Cardinals | Middleton, Wisconsin | high school | active | |
| Midland Cardinals | Midland, Texas | West Texas-New Mexico League | professional | defunct |
| Miller Cardinals | Miller, Missouri | high school | active | |
| Millington Cardinals | Millington, Michigan | high school | active | |
| Milroy Cardinals | Milroy, Indiana | high school | defunct | |
| Mineral Area College Cardinals | Park Hills, Missouri | college | active | |
| Minneapolis Marshall Cardinals | Minneapolis, Minnesota | high school | defunct | |
| Minnesota North College-Hibbing Cardinals | Hibbing, Minnesota | college | active | |
| Mitchellville Cardinals | Mitchellville, Iowa | high school | defunct | |
| Monessen Cardinals | Monessen, Pennsylvania | Pennsylvania State Association | professional | defunct |
| Montour Cardinals | Montour, Iowa | high school | defunct | |
| Mott Cardinals | Mott, North Dakota | high school | defunct | |
| Mt. Pleasant Cardinals | San Jose, California | high school | active | |
| Munich Cardinals | Munich, North Dakota | high school | defunct | |
| Muscatine Community College Cardinals | Muscatine, Iowa | college | active | |
| Necedah Cardinals | Necedah, Wisconsin | high school | active | |
| Nedrose Cardinals | Minot, North Dakota | high school | active | |
| Nelson County Cardinals | Bardstown, Kentucky | high school | active | |
| Nemaha Valley Cardinals | Cook, Nebraska | high school | active | |
| New Bremen Cardinals | New Bremen, Ohio | high school | active | |
| New Iberia Cardinals | New Iberia, Louisiana | Evangeline League | professional | defunct |
| New Jersey Cardinals | Augusta, New Jersey | New York-Penn League | professional | defunct |
| New Richland Cardinals | New Richland, Minnesota | high school | defunct | |
| New Richland-Hartland Cardinals | New Richland, Minnesota | high school | defunct | |
| New Richmond Cardinals | New Richmond, Indiana | high school | defunct | |
| New York Cardinals | New York, New York | North Atlantic Collegiate Baseball League | amateur | active |
| Newark Valley Cardinals | Newark Valley, New York | high school | active | |
| Newport Cardinals | Newport, Arkansas | Northeast Arkansas League | professional | defunct |
| Newton Cardinals | Newton, Iowa | high school | active | |
| Niangua Cardinals | Niangua, Missouri | high school | active | |
| Nodaway Cardinals | Nodaway, Iowa | high school | defunct | |
| Norris City Cardinals | Norris City, Illinois | high school | defunct | |
| Norris City-Omaha Cardinals | Norris City, Illinois | high school | defunct | |
| North Andrew Cardinals | Rosendale, Missouri | high school | active | |
| North Central College Cardinals | Naperville, Illinois | college | active | |
| North Clay Cardinals | Louisville, Illinois | high school | active | |
| North Idaho College Cardinals | Coeur d'Alene, Idaho | college | active | |
| North Idaho Junior College Cardinals | Coeur d'Alene, Idaho | college | defunct | |
| Northern Illinois State Normal School Cardinals | DeKalb, Illinois | college | defunct | |
| Northern Illinois State Teachers College Cardinals | DeKalb, Illinois | college | defunct | |
| Nortonville Cardinals | Nortonville, Kansas | high school | defunct | |
| Olive Springs Cardinals | Marrietta, Georgia | high school | defunct | |
| Omaha Cardinals | Omaha, Nebraska | American Association | professional | defunct |
| Omaha Cardinals | Omaha, Nebraska | Western League | professional | defunct |
| Onaway Cardinals | Onaway, Michigan | high school | active | |
| Onslow Cardinals | Onslow, Iowa | high school | defunct | |
| Orangeburg Cardinals | Orangeburg, South Carolina | Western Carolinas League | professional | defunct |
| Orchard View Cardinals | Muskegon, Michigan | high school | active | |
| Orleans Cardinals | Orleans, Massachusetts | high school | defunct | |
| Orleans Cardinals | Orleans, Massachusetts | Cape Cod League | amateur | defunct |
| Orosi Cardinals | Orosi, California | high school | active | |
| Orting Cardinals | Orting, Washington | high school | active | |
| Osborne Cardinals | Marietta, Georgia | high school | active | |
| Otterbein College Cardinals | Westerville, Ohio | college | defunct | |
| Otterbein University Cardinals | Westerville, Ohio | college | active | |
| Ottosen Cardinals | Ottosen, Iowa | high school | defunct | |
| Ottumwa Cardinals | Ottumwa, Iowa | Mississippi Valley League | professional | defunct |
| Ozark Cardinals | Ozark, Alabama | Alabama-Florida League | professional | defunct |
| Pacelli Cardinals | Stevens Point, Wisconsin | high school | active | |
| Palm Beach Cardinals | Jupiter, Florida | Low-A Southeast | professional | defunct |
| Palm Beach Cardinals | Jupiter, Florida | Florida State League | professional | active |
| Park Falls Cardinals | Park Falls, Wisconsin | high school | defunct | |
| Park Falls/Butternut Cardinals | Park Falls, Wisconsin | high school | defunct | |
| Phoenix Cardinals | Phoenix, Arizona | National Football League | professional | defunct |
| Pine Bluff Cardinals | Pine Bluff, Arkansas | Cotton States League | professional | defunct |
| Pine Grove Cardinals | Pine Grove, Pennsylvania | high school | active | |
| Plainfield Cardinals | Plainfield, New Jersey | high school | active | |
| Plainville Cardinals | Plainville, Kansas | high school | active | |
| Pleasant Plains Cardinals | Pleasant Plains, Illinois | high school | active | |
| Plummer Cardinals | Plummer, Minnesota | high school | defunct | |
| Pocatello Cardinals | Pocatello, Idaho | Pioneer League | professional | defunct |
| Pocono Mountain East Cardinals | Swiftwater, Pennsylvania | high school | active | |
| Pompton Lakes Cardinals | Pompton Lakes, New Jersey | high school | active | |
| Potts Camp Cardinals | Potts Camp, Mississippi | high school | active | |
| Pottsboro Cardinals | Pottsboro, Texas | high school | active | |
| Prescott Cardinals | Prescott, Wisconsin | high school | active | |
| Prescott/Waitsburg Cardinals | Prescott, Washington | high school | defunct | |
| Presstman Cardinals | Columbia, Maryland | Cal Ripken Collegiate Baseball League | amateur | defunct |
| Prospect Heights Cardinals | Brooklyn, New York | high school | active | |
| Queens H.S. for the Sciences at York College Cardinals | Jamaica, New York | high school | active | |
| Racine Cardinals | Racine, Wisconsin | professional | defunct | |
| Radcliffe Cardinals | Radcliffe, Iowa | high school | defunct | |
| Raleigh Cardinals | Raleigh, North Carolina | Carolina League | professional | defunct |
| Randolph Cardinals | Randolph, New York | high school | active | |
| Randolph Cardinals | Randolph, Nebraska | high school | active | |
| Raytown South Cardinals | Raytown, Missouri | high school | active | |
| Red Bird Cardinals | Beverly, Kentucky | high school | active | |
| Red Bud Cardinals | Calhoun, Georgia | high school | defunct | |
| Redwood Falls Cardinals | Redwood Falls, Minnesota | high school | defunct | |
| Redwood Valley Cardinals | Redwood Falls, Minnesota | high school | active | |
| Robertson Cardinals | Las Vegas, New Mexico | high school | active | |
| Robstown Cardinals | Robstown, Texas | Rio Grande Valley League | professional | defunct |
| Rochester Cardinals | Rochester, New York | International Hockey League | professional | defunct |
| Rock Hill Cardinals | Rock Hill, South Carolina | Western Carolinas League | professional | defunct |
| Rodman Cardinals | Rodman, Iowa | high school | defunct | |
| Rogers Cardinals | Rogers, Arkansas | Arkansas State League | professional | defunct |
| Sabine Cardinals | Gladewater, Texas | high school | active | |
| Sacred Heart Catholic Cardinals | Anniston, Alabama | high school | active | |
| Sacred Heart Catholic Cardinals | McClellan, Alabama | high school | active | |
| Saginaw Valley State University Cardinals | University Center, Michigan | college | active | |
| Salem Center Cardinals | Salem Center, Indiana | high school | defunct | |
| Salisbury Cardinals | Salisbury, Maryland | Eastern Shore League | professional | defunct |
| San Bernardino Cardinals | San Bernardino, California | high school | active | |
| Sandy Valley Cardinals | Magnolia, Ohio | high school | active | |
| Sanford Cardinals | Sanford, Florida | Florida State League | professional | defunct |
| Santa Clarita Christian Cardinals | Canyon Country, California | high school | active | |
| Santa Cruz Cardinals | Santa Cruz, California | high school | active | |
| Santa Paula Cardinals | Santa Paula, California | high school | active | |
| Savannah Cardinals | Savannah, Georgia | South Atlantic League | professional | defunct |
| Savoy Cardinals | Savoy, Texas | high school | active | |
| Scott County Cardinals | Georgetown, Kentucky | high school | active | |
| Scottdale Cardinals | Scottdale, Pennsylvania | Middle Atlantic League | professional | defunct |
| Seattle Academy Cardinals | Seattle, Washington | high school | active | |
| Sedgwick Cardinals | Sedgwick, Kansas | high school | active | |
| Seton Catholic Cardinals | Richmond, Indiana | high school | active | |
| Sharon Cardinals | Sharon, Kansas | high school | defunct | |
| Sharpsburg Cardinals | Sharpsburg, Iowa | high school | defunct | |
| Shaw Cardinals | East Cleveland, Ohio | high school | active | |
| Sheffield Cardinals | Sheffield, Illinois | high school | defunct | |
| Shelby Cardinals | Shelby, Iowa | high school | defunct | |
| Shelby Cardinals | Shelby, North Carolina | North Carolina State League | professional | defunct |
| Shelby Cardinals | Shelby, North Carolina | South Atlantic League | professional | defunct |
| Shelby-Tennant Cardinals | Shelby, Iowa | high school | defunct | |
| Sheldon Clark Cardinals | Inez, Kentucky | high school | active | |
| Shoshana S. Cardin Cardinals | Baltimore, Maryland | high school | active | |
| Sidney Cardinals | Sidney, Illinois | high school | defunct | |
| Siloam Springs Cardinals | Siloam Springs, Arkansas | Arkansas-Missouri League | professional | defunct |
| Sioux City Cardinals | Sioux City, Iowa | Tri-State League | professional | defunct |
| Skagit Valley College Cardinals | Mount Vernon, Washington | college | active | |
| Soda Springs Cardinals | Soda Springs, Idaho | high school | active | |
| South Division Cardinals | Milwaukee, Wisconsin | high school | active | |
| South Haven Cardinals | South Haven, Kansas | high school | active | |
| South Laurel Cardinals | London, Kentucky | high school | active | |
| South Shelby Cardinals | Shelbina, Missouri | high school | active | |
| South Shore Cardinals | Port Wing, Wisconsin | high school | active | |
| South Sioux City Cardinals | South Sioux City, Nebraska | high school | active | |
| Southern Maryland Cardinals | , Maryland | Clark C. Griffith Collegiate League | amateur | defunct |
| Southport Cardinals | Indianapolis, Indiana | high school | active | |
| Southside Cardinals | San Antonio, Texas | high school | active | |
| Spencer Cardinals | Spencer, South Dakota | high school | defunct | |
| Spring Mills Cardinals | Martinsburg, West Virginia | high school | active | |
| Spring Valley Cardinals | Spring Valley, Wisconsin | high school | active | |
| Springer Cardinals | Springer, Oklahoma | high school | active | |
| Springfield Cardinals | Springfield, Missouri | Double-A Central | professional | defunct |
| Springfield Cardinals | Springfield, Missouri | Western League | professional | defunct |
| Springfield Cardinals | Springfield, Ohio | Middle Atlantic League | professional | defunct |
| Springfield Cardinals | Springfield, Missouri | Texas League | professional | active |
| Springfield Cardinals | Springfield, Missouri | Western Association | professional | defunct |
| Springfield Cardinals | Springfield, Illinois | Midwest League | professional | defunct |
| Springfield Township Cardinals | Mount Carmel, Indiana | high school | defunct | |
| Springville Cardinals | Springville, Indiana | high school | defunct | |
| Spurgeon Cardinals | Spurgeon, Indiana | high school | defunct | |
| St. Aloysius Cardinals | Jersey City, New Jersey | high school | active | |
| St. Andrew's Cardinals | Middletown, Delaware | high school | active | |
| St. Anne Cardinals | St. Anne, Illinois | high school | active | |
| St. Charles Cardinals | Columbus, Ohio | high school | active | |
| St. John Fisher College Cardinals | Rochester, New York | college | active | |
| St. John's Episcopal School Cardinals | Rancho Santa Margarita, California | high school | active | |
| St. Joseph Cardinals | St. Joseph, Missouri | Jayhawk Collegiate League | amateur | defunct |
| St. Joseph Cardinals | St. Joseph, Missouri | Western Association | professional | defunct |
| St. Joseph Cardinals | Hilo, Hawaii | high school | active | |
| St. Joseph's Cardinals | Granville, Iowa | high school | defunct | |
| St. Louis Cardinals | St. Louis, Missouri | Major League Baseball | professional | active |
| St. Louis Cardinals | St. Louis, Missouri | National Football League | professional | defunct |
| St. Louis Cardinals | St. Louis, Missouri | American Association | professional | defunct |
| St. Mary Cardinals | Dell Rapids, South Dakota | high school | active | |
| St. Mary's Cardinals | O'Neill, Nebraska | high school | active | |
| St. Mary's University Cardinals | Winona, Minnesota | college | active | |
| St. Michael Cardinals | St. Michaels, Arizona | high school | active | |
| St. Michael Catholic Cardinals | Fairhope, Alabama | high school | active | |
| St. Paul Catholic Cardinals | Shiner, Texas | high school | active | |
| St. Peter Cardinals | New Brunswick, New Jersey | high school | active | |
| St. Petersburg Cardinals | St. Petersburg, Florida | Florida State League | professional | defunct |
| Stanford University Cardinals | Palo Alto, California | college | defunct | |
| Staples Cardinals | Staples, Minnesota | high school | defunct | |
| Staples-Motley Cardinals | Staples, Minnesota | high school | active | |
| State University of New York-College at Plattsburg Cardinals | Plattsburgh, New York | college | active | |
| Steelville Cardinals | Steelville, Missouri | high school | active | |
| Stet Cardinals | Stet, Missouri | high school | active | |
| Stevens Cardinals | Claremont, New Hampshire | high school | active | |
| Stewartsville Cardinals | Stewartsville, Missouri | high school | active | |
| Stillman Valley Cardinals | Stillman Valley, Illinois | high school | active | |
| Stockport Cardinals | Stockport, Iowa | high school | defunct | |
| Strasburg Cardinals | Strasburg, Illinois | high school | defunct | |
| Stratford University Cardinals | Newport News, Virginia | college | active | |
| Sun Prairie Cardinals | Sun Prairie, Wisconsin | high school | active | |
| Swaledale Cardinals | Swaledale, Iowa | high school | defunct | |
| Sykeston Cardinals | Sykeston, North Dakota | high school | defunct | |
| Tabor Cardinals | Tabor, South Dakota | high school | defunct | |
| Taft Cardinals | Taft, Texas | Texas Valley League | professional | defunct |
| Tallassee Cardinals | Tallassee, Alabama | Georgia-Alabama League | professional | defunct |
| Taylor County Cardinals | Campbellsville, Kentucky | high school | active | |
| Texas Cardinals | , Texas | American Basketball Association | professional | defunct |
| Thorp Cardinals | Thorp, Wisconsin | high school | active | |
| Thurman Cardinals | Thurman, Iowa | high school | defunct | |
| Tipton Cardinals | Tipton, Kansas | high school | defunct | |
| Tipton Cardinals | Tipton, Missouri | high school | active | |
| Tipton Catholic Cardinals | Tipton, Kansas | high school | active | |
| Towner Cardinals | Towner, North Dakota | high school | defunct | |
| Treynor Cardinals | Treynor, Iowa | high school | active | |
| Triad Cardinals | North Lewisburg, Ohio | high school | active | |
| Trinity Valley Community College Cardinals | Athens, Texas | college | active | |
| Tunica Cardinals | Tunica, Mississippi | high school | defunct | |
| Turpin Cardinals | Turpin, Oklahoma | high school | active | |
| Twin City Cardinals | Stanwood, Washington | high school | defunct | |
| Union Academy Cardinals | Monroe, North Carolina | high school | active | |
| Union Township Cardinals | Jerome, Indiana | high school | defunct | |
| Unity Cardinals | Unity, Saskatchewan | Northern Saskatchewan Baseball League | amateur | defunct |
| Unity Cardinals | Unity, Saskatchewan | Western Major Baseball League | amateur | defunct |
| University Cardinals | Minneapolis, Minnesota | high school | defunct | |
| University of Arkansas Cardinals | Fayetteville, Arkansas | college | defunct | |
| University of Louisville Cardinals | Louisville, Kentucky | college | active | |
| University of the Incarnate Word Cardinals | San Antonio, Texas | college | active | |
| University of Wisconsin-Milwaukee Cardinals | Milwaukee, Wisconsin | college | defunct | |
| Upper Dublin Cardinals | Fort Washington, Pennsylvania | high school | active | |
| Upsala Cardinals | Upsala, Minnesota | high school | active | |
| Upsala/Swanville Cardinals | Upsala, Minnesota | high school | active | |
| Vail Cardinals | Vail, Iowa | high school | defunct | |
| Van Arsdale Cardinals | Brooklyn, New York | high school | active | |
| Veblen Cardinals | Veblen, South Dakota | high school | defunct | |
| Verdigris Cardinals | Claremore, Oklahoma | high school | active | |
| Verona Cardinals | Verona, North Dakota | high school | defunct | |
| Waitsburg Cardinals | Waitsburg, Washington | high school | active | |
| Wakefield Cardinals | Wakefield, Michigan | high school | defunct | |
| Wakefield-Marenisco Cardinals | Wakefield, Michigan | high school | defunct | |
| Wardell Cardinals | Wardell, Missouri | high school | defunct | |
| Warrensburg Cardinals | Warrensburg, Illinois | high school | defunct | |
| Warrensburg-Latham Cardinals | Warrensburg, Illinois | high school | active | |
| Washburn Cardinals | Washburn, North Dakota | high school | active | |
| Washington Catholic Cardinals | Washington, Indiana | high school | active | |
| Waterloo Cardinals | Waterloo, Indiana | high school | defunct | |
| Waterloo Sacred Heart Cardinals | Waterloo, Iowa | high school | defunct | |
| Wayne County Cardinals | Monticello, Kentucky | high school | active | |
| Webb City Cardinals | Webb City, Missouri | high school | active | |
| Weiner Cardinals | Weiner, Arkansas | high school | defunct | |
| Wentworth Cardinals | Wentworth, South Dakota | high school | defunct | |
| Wesleyan University Cardinals | Middletown, Connecticut | college | active | |
| West Concord Cardinals | West Concord, Minnesota | high school | defunct | |
| West Frankfort Cardinals | West Frankfort, Illinois | Mississippi-Ohio Valley League | professional | defunct |
| West Frankfort Cardinals | West Frankfort, Illinois | Illinois State League | professional | defunct |
| West Pike Cardinals | Kinderhook, Illinois | high school | active | |
| Westwood Cardinals | Washington Township, New Jersey | high school | active | |
| Wetmore Cardinals | Wetmore, Kansas | high school | active | |
| Wheeling College Cardinals | Wheeling, West Virginia | college | defunct | |
| Wheeling Jesuit College Cardinals | Wheeling, West Virginia | college | defunct | |
| Wheeling Jesuit University Cardinals | Wheeling, West Virginia | college | defunct | |
| Wheeling University Cardinals | Wheeling, West Virginia | college | active | |
| White Catholic Cardinals | Thibodaux, Louisiana | high school | active | |
| Whittemore-Prescott Cardinals | Whittemore, Michigan | high school | active | |
| Whittier Cardinals | Whittier, California | high school | active | |
| William Jewell College Cardinals | Liberty, Missouri | college | active | |
| Williston Cardinals | Williston, Florida | Central Florida Football League | active | |
| Willmar Cardinals | Willmar, Minnesota | high school | active | |
| Willows Cardinals | Willows, California | Far West League | professional | defunct |
| Winlock Cardinals | Winlock, Washington | high school | active | |
| Winston-Salem Cardinals | Winston-Salem, North Carolina | Carolina League | professional | defunct |
| Woden Cardinals | Woden, Iowa | high school | defunct | |
| Wolsey Cardinals | Wolsey, South Dakota | high school | defunct | |
| Wolsey-Wessington Cardinals | Wolsey, South Dakota | high school | defunct | |
| Wooddale Cardinals | Memphis, Tennessee | high school | active | |
| Woodhull Cardinals | Woodhull, Illinois | high school | defunct | |
| Woodland Cardinals | Marble Hill, Missouri | high school | active | |
| Woodland Christian Cardinals | Woodland, California | high school | active | |
| Woodlawn Cardinals | Woodlawn, Illinois | high school | active | |
| Woonsocket St. Joseph Cardinals | Woonsocket, South Dakota | high school | defunct | |
| Worthington Cardinals | Worthington, Minnesota | Western League | professional | defunct |
| Worthington Cardinals | Worthington, Minnesota | Nebraska State League | professional | defunct |
| Worthington Cardinals | Worthington, Ohio | high school | active | |
| Wrens Cardinals | Wrens, Georgia | high school | defunct | |
| Wytheville Cardinals | Wytheville, Virginia | Appalachian League | professional | defunct |
| Xavier Cardinals | Dyersville, Iowa | high school | defunct | |
| York College Cardinals | Jamaica, New York | college | active | |
| Yorkton Cardinals | Yorkton, Saskatchewan | Western Canadian Baseball League | amateur | defunct |
| Yorkton Cardinals | Yorkton, Saskatchewan | Western Major Baseball League | amateur | defunct |
| Yorkton Cardinals | Yorkton, Saskatchewan | Southern Baseball League | amateur | defunct |