Green Mountain Airport (Vancouver, WA) WA67 Cartes IFR (règles des instruments de vol)
| 8 | KPDX | Portland Intl | Portland, OR |
| 9 | KTTD | Portland-Troutdale | Portland, OR |
| 9 | KVUO | Pearson Fld | Vancouver, WA |
| 20 | KSPB | Scappoose | Scappoose, OR |
| 25 | KHIO | Portland-Hillsboro | Portland, OR |
