Mc Nary Dam Airport (Umatilla, OR) 59OR Cartes IFR (règles des instruments de vol)
| 7 | KHRI | Hermiston Muni | Hermiston, OR |
| 25 | KPSC | Tri-Cities | Pasco, WA |
| 26 | KRLD | Richland | Richland, WA |
| 27 | KPDT | Eastern Oregon Rgnl | Pendleton, OR |
| 38 | 9S9 | Lexington | Lexington, OR |
