Green Castle Airport (Oxford, IA) IA24 Cartes IFR (règles des instruments de vol)
| 9 | KCID | The Eastern Iowa | Cedar Rapids, IA |
| 12 | KIOW | Iowa City Muni | Iowa City, IA |
| 21 | C17 | Marion | Marion, IA |
| 29 | 8C4 | Mathews Meml | Tipton, IA |
| 30 | KTZT | Belle Plaine Muni | Belle Plaine, IA |
