| Team name | Location | League | Level | Status |
|---|---|---|---|---|
| Burlington Indians | Burlington, Iowa | Central Association | professional | defunct |
| Burlington Pathfinders | Burlington, Iowa | Central Association | professional | defunct |
| Cedar Rapids Bunnies | Cedar Rapids, Iowa | Central Association | professional | defunct |
| Cedar Rapids Rabbits | Cedar Rapids, Iowa | Central Association | professional | defunct |
| Cedar Rapids Rockets | Cedar Rapids, Iowa | Central Association | professional | defunct |
| Charles City Tractorites | Charles City, Iowa | Central Association | professional | defunct |
| Clear Lake Rabbits | Clear Lake, Iowa | Central Association | professional | defunct |
| Clinton Cubs | Clinton, Iowa | Central Association | professional | defunct |
| Clinton Pilots | Clinton, Iowa | Central Association | professional | defunct |
| Clinton Steers | Clinton, Iowa | Central Association | professional | defunct |
| Dubuque Dubs | Dubuque, Iowa | Central Association | professional | defunct |
| Fort Dodge Dodgers | Fort Dodge, Iowa | Central Association | professional | defunct |
| Galesburg Pavers | Galesburg, Illinois | Central Association | professional | defunct |
| Hannibal Cannibals | Hannibal, Missouri | Central Association | professional | defunct |
| Hannibal Pilots | Hannibal, Missouri | Central Association | professional | defunct |
| Jacksonville Braves | Jacksonville, Illinois | Central Association | professional | defunct |
| Jacksonville Lunatics | Jacksonville, Illinois | Central Association | professional | defunct |
| Keokuk Indians | Keokuk, Iowa | Central Association | professional | defunct |
| Keokuk Pirates | Keokuk, Iowa | Central Association | professional | defunct |
| Kewanee A's | Kewanee, Illinois | Central Association | professional | defunct |
| Kewanee Boilermakers | Kewanee, Illinois | Central Association | professional | defunct |
| La Crosse Infants | La Crosse, Wisconsin | Central Association | professional | defunct |
| Marshalltown Ansons | Marshalltown, Iowa | Central Association | professional | defunct |
| Mason City Claydiggers | Mason City, Iowa | Central Association | professional | defunct |
| Moline A's | Moline, Illinois | Central Association | professional | defunct |
| Monmouth Browns | Monmouth, Illinois | Central Association | professional | defunct |
| Muscatine Buttonmakers | Muscatine, Iowa | Central Association | professional | defunct |
| Muscatine Camels | Muscatine, Iowa | Central Association | professional | defunct |
| Muscatine Muskies | Muscatine, Iowa | Central Association | professional | defunct |
| Muscatine Wallopers | Muscatine, Iowa | Central Association | professional | defunct |
| Oskaloosa Quakers | Oskaloosa, Iowa | Central Association | professional | defunct |
| Ottumwa Champs | Ottumwa, Iowa | Central Association | professional | defunct |
| Ottumwa Packers | Ottumwa, Iowa | Central Association | professional | defunct |
| Ottumwa Speedboys | Ottumwa, Iowa | Central Association | professional | defunct |
| Quincy Gems | Quincy, Illinois | Central Association | professional | defunct |
| Quincy Vets | Quincy, Illinois | Central Association | professional | defunct |
| Rock Island Islanders | Rock Island, Illinois | Central Association | professional | defunct |
| Rockford Rox | Rockford, Illinois | Central Association | professional | defunct |
| Waterloo Jays | Waterloo, Iowa | Central Association | professional | defunct |
| Waterloo Loons | Waterloo, Iowa | Central Association | professional | defunct |
| Waterloo Lulus | Waterloo, Iowa | Central Association | professional | defunct |
| Waterloo Shamrocks | Waterloo, Iowa | Central Association | professional | defunct |