- Eagerville
- Earlville
- East Alton
- East Brooklyn
- East Cape Girardeau
- East Carondelet
- East Dubuque
- East Dundee
- East Galesburg
- East Garfield Park
- East Gillespie
- East Hazel Crest
- East Moline
- East Peoria
- East Pierron
- East Saint Louis
- Eddyville
- Edgewater
- Edgewood
- Edgewood
- Edwardsville
- Effingham
- El Dara
- Elburn
- Eldorado
- Eldred
- Elk Grove Village
- Elkville
- Elliott
- Ellis Grove
- Ellisville
- Ellsworth
- Elmhurst
- Elmwood
- Elmwood Park
- Elsah
- Elvaston
- Elwood
- Emden
- Emington
- Energy
- Enfield
- Englewood
- Equality
- Evergreen Park
- Exeter
