Towns
| State | City/Town | Town Title |
|---|---|---|
| Illinois | La Grange Park | La Grange Park, IL |
| Illinois | La Harpe | La Harpe, IL |
| Illinois | La Moille | La Moille, IL |
| Illinois | La Place | La Place, IL |
| Illinois | La Prairie | La Prairie, IL |
| Illinois | La Rose | La Rose, IL |
| Illinois | La Salle | La Salle, IL |
| Illinois | Lacon | Lacon, IL |
| Illinois | Ladd | Ladd, IL |
| Illinois | Lafox | Lafox, IL |
| Illinois | Lake Bluff | Lake Bluff, IL |
| Illinois | Lake Forest | Lake Forest, IL |
| Illinois | Lake Fork | Lake Fork, IL |
| Illinois | Lake In The Hills | Lake In The Hills, IL |
| Illinois | Lake Villa | Lake Villa, IL |
| Illinois | Lake Zurich | Lake Zurich, IL |
| Illinois | Lakewood | Lakewood, IL |
| Illinois | Lanark | Lanark, IL |
| Illinois | Lancaster | Lancaster, IL |
| Illinois | Lane | Lane, IL |
| Illinois | Lansing | Lansing, IL |
| Illinois | Latham | Latham, IL |
| Illinois | Laura | Laura, IL |
| Illinois | Lawndale | Lawndale, IL |
| Illinois | Lawrenceville | Lawrenceville, IL |