Place
- Illinois--Coal City1
- Illinois--Coalton1
- Illinois--Cobden1
- Illinois--Cordova1
- Illinois--Cullom1
- Illinois--Dahlgren1
- Illinois--Danvers1
- Illinois--De Land1
- Illinois--Deer Creek1
- Illinois--Delavan1
- Illinois--Depue1
- Illinois--Des Plaines1
- Illinois--Dewey1
- Illinois--Dongola1
- Illinois--Du Quoin1
- Illinois--Dupo1
- Illinois--East Brooklyn1
- Illinois--East Moline1
- Illinois--East Peoria1
- Illinois--Elburn1