Towns
| State | City/Town | Town Title |
|---|---|---|
| Illinois | Franklin Park | Franklin Park, IL |
| Illinois | Frederick | Frederick, IL |
| Illinois | Freeburg | Freeburg, IL |
| Illinois | Freeman Spur | Freeman Spur, IL |
| Illinois | Freeport | Freeport, IL |
| Illinois | Fulton | Fulton, IL |
| Illinois | Fults | Fults, IL |
| Illinois | Galatia | Galatia, IL |
| Illinois | Galena | Galena, IL |
| Illinois | Galesburg | Galesburg, IL |
| Illinois | Galt | Galt, IL |
| Illinois | Galva | Galva, IL |
| Illinois | Garden Prairie | Garden Prairie, IL |
| Illinois | Gardner | Gardner, IL |
| Illinois | Gays | Gays, IL |
| Illinois | Geff | Geff, IL |
| Illinois | Geneseo | Geneseo, IL |
| Illinois | Geneva | Geneva, IL |
| Illinois | Genoa | Genoa, IL |
| Illinois | Georgetown | Georgetown, IL |
| Illinois | Gerlaw | Gerlaw, IL |
| Illinois | German Valley | German Valley, IL |
| Illinois | Germantown | Germantown, IL |
| Illinois | Gibson City | Gibson City, IL |
| Illinois | Gifford | Gifford, IL |