Betz Airport (Blissfield, MI) 44G Cartes IFR (règles des instruments de vol)
| 11 | KADG | Lenawee County | Adrian, MI |
| 14 | KDUH | Toledo Suburban | Lambertville, MI |
| 19 | KTOL | Eugene F Kranz Toledo Express | Toledo, OH |
| 22 | KUSE | Fulton County | Wauseon, OH |
| 23 | KTTF | Custer | Monroe, MI |
