Oregon
| Site | Code |
|---|
| AURORA STATE | K3S2 |
| BROOKINGS | K4BK |
| LAKEVIEW | K4LW |
| JOHN DAY STATE ARPT | K5J0 |
| ASTORIA/CLATSOP | KAST |
| BAKER MUNICIPAL | KBKE |
| BURNS MUNI (AMOS) & | KBNO |
| CORVALLIS MUNI AWOS | KCVO |
| CASCADE LOCKS STATE | KCZK |
| THE DALLES MUNI | KDLS |
| EUGENE/MAHLON SWEET | KEUG |
| PORTLAND/HILLSBORO | KHIO |
| NEWPORT | KJNW |
| LA GRANDE (AWOS) | KLGD |
| LAKEVIEW (AWOS) | KLKV |
| KLAMATH FALLS/KINGS | KLMT |
| MEACHAM (AMOS) | KMEH |
| MEDFORD/JACKSON CO. | KMFR |
| ONTARIO MUNICIPAL | KONO |
| NEWPORT MUNICIPAL | KONP |
| NORTH BEND (AWOS) | KOTH |
| ROME (AMOS) | KP88 |
| PENDLETON MUNICIPAL | KPDT |
| PORTLAND INTL ARPT | KPDX |
| ROSEBURG MUNICIPAL | KRBG |
| REDMOND (AWOS) | KRDM |
| TILLAMOOK | KS47 |
| SALEM/MCNARY | KSLE |
| SEXTON SUMMIT(AMOS) | KSXT |
| PORTLAND/TROUTDALE | KTTD |