Foster Fld Airport (Apple River, IL) IL28 Cartes IFR (règles des instruments de vol)
| 21 | KPVB | Platteville Muni | Platteville, WI |
| 28 | KDBQ | Dubuque Rgnl | Dubuque, IA |
| 29 | KMRJ | Iowa County | Mineral Point, WI |
| 29 | KSFY | Tri-Township | Savanna, IL |
| 31 | KEFT | Monroe Muni | Monroe, WI |
