Towns
| State | City/Town | Town Title |
|---|---|---|
| Illinois | Ashley | Ashley, IL |
| Illinois | Ashmore | Ashmore, IL |
| Illinois | Ashton | Ashton, IL |
| Illinois | Assumption | Assumption, IL |
| Illinois | Astoria | Astoria, IL |
| Illinois | Athens | Athens, IL |
| Illinois | Atkinson | Atkinson, IL |
| Illinois | Atlanta | Atlanta, IL |
| Illinois | Atwood | Atwood, IL |
| Illinois | Auburn | Auburn, IL |
| Illinois | Augusta | Augusta, IL |
| Illinois | Aurora | Aurora, IL |
| Illinois | Ava | Ava, IL |
| Illinois | Aviston | Aviston, IL |
| Illinois | Avon | Avon, IL |
| Illinois | Baileyville | Baileyville, IL |
| Illinois | Baldwin | Baldwin, IL |
| Illinois | Bardolph | Bardolph, IL |
| Illinois | Barnhill | Barnhill, IL |
| Illinois | Barrington | Barrington, IL |
| Illinois | Barry | Barry, IL |
| Illinois | Barstow | Barstow, IL |
| Illinois | Bartelso | Bartelso, IL |
| Illinois | Bartlett | Bartlett, IL |
| Illinois | Basco | Basco, IL |