| Team name | Location | League | Level | Status |
|---|---|---|---|---|
| Beardstown Infants | Beardstown, Illinois | Illinois-Missouri League | professional | defunct |
| Canton Chinks | Canton, Illinois | Illinois-Missouri League | professional | defunct |
| Canton Highlanders | Canton, Illinois | Illinois-Missouri League | professional | defunct |
| Champaign Velvets | Champaign, Illinois | Illinois-Missouri League | professional | defunct |
| Champaign-Urbana Velvets | Urbana, Illinois | Illinois-Missouri League | professional | defunct |
| Champaign-Urbana Velvets | Champaign, Illinois | Illinois-Missouri League | professional | defunct |
| Clinton Champs | Clinton, Illinois | Illinois-Missouri League | professional | defunct |
| Galesburg Boosters | Galesburg, Illinois | Illinois-Missouri League | professional | defunct |
| Galesburg Hornets | Galesburg, Illinois | Illinois-Missouri League | professional | defunct |
| Hannibal Cannibals | Hannibal, Missouri | Illinois-Missouri League | professional | defunct |
| Havana Perfectos | Havana, Illinois | Illinois-Missouri League | professional | defunct |
| Jacksonville Jacks | Jacksonville, Illinois | Illinois-Missouri League | professional | defunct |
| Kankakee Kanks | Kankakee, Illinois | Illinois-Missouri League | professional | defunct |
| LaSalle Blue Sox | LaSalle, Illinois | Illinois-Missouri League | professional | defunct |
| Lincoln Abes | Lincoln, Illinois | Illinois-Missouri League | professional | defunct |
| Macomb Potters | Macomb, Illinois | Illinois-Missouri League | professional | defunct |
| Monmouth Browns | Monmouth, Illinois | Illinois-Missouri League | professional | defunct |
| Ottawa Indians | Ottawa, Illinois | Illinois-Missouri League | professional | defunct |
| Pekin Celestials | Pekin, Illinois | Illinois-Missouri League | professional | defunct |
| Streator Boosters | Streater, Illinois | Illinois-Missouri League | professional | defunct |
| Streator Speedboys | Streater, Illinois | Illinois-Missouri League | professional | defunct |
| Taylorville Christians | Taylorville, Illinois | Illinois-Missouri League | professional | defunct |