Frontier Airpark Airport (Lake Stevens, WA) WN53 Cartes IFR (règles des instruments de vol)
| 6 | KAWO | Arlington Muni | Arlington, WA |
| 14 | S43 | Harvey Fld | Snohomish, WA |
| 17 | KPAE | Snohomish County | Everett, WA |
| 30 | KBVS | Skagit Rgnl | Burlington/Mount Vernon, WA |
| 30 | KOKH | Delaurentis | Oak Harbor, WA |
