Williams Airport (Carthage, IL) IL52 Cartes IFR (règles des instruments de vol)
| 15 | KEOK | Keokuk Muni | Keokuk, IA |
| 18 | KFSW | Fort Madison Muni | Fort Madison, IA |
| 24 | KBRL | Southeast Iowa Rgnl | Burlington, IA |
| 26 | KMQB | Macomb Muni | Macomb, IL |
| 34 | KUIN | Quincy Rgnl-Baldwin Fld | Quincy, IL |
