Karpens Airport (Astoria, OR) OR23 Схемы захода на посадку по приборам
| 11 | KAST | Astoria Rgnl | Astoria, OR |
| 36 | KKLS | Southwest Washington Rgnl | Kelso, WA |
| 45 | KTDO | South Lewis Co | Toledo, WA |
| 46 | KSPB | Scappoose | Scappoose, OR |
| 47 | KCLS | Chehalis-Centralia | Chehalis, WA |
