Cities in State of Illinois, United States ( 474 )
- East Moline
- East Peoria
- East Saint Louis
- Edwardsville, Illinois
- Effingham, Illinois
- El Paso, Illinois
- Elburn
- Eldorado, Illinois
- Elgin, Illinois
- Elk Grove Village
- Elmhurst, Illinois
- Elmwood Park, Illinois
- Eureka, Illinois
- Evanston, Illinois
- Evergreen Park
- Fairbury, Illinois
- Fairfield, Illinois
- Fairfield, Illinois
- Fairmont City
- Fairview Heights, Illinois
- Flora, Illinois
- Flossmoor
- Ford Heights
- Forest Park, Illinois
- Forsyth, Illinois
- Fox Lake Hills
- Fox Lake, Illinois
- Fox River Grove
- Frankfort, Illinois
- Frankfort Square
- Franklin Park, Illinois
- Freeburg, Illinois
- Freeport, Illinois
- Fulton, Illinois
- Gages Lake
- Galena, Illinois