| Arcata (ACV) | Airfield Operations | 40.97783 | -124.10847 | 5 |
| Dinsmore (D63) | Airfield Operations | 40.49203 | -123.59822 | 5 |
| Samoa Field (O33) | Airfield Operations | 40.78086 | -124.21228 | 5 |
| Garberville (O16) | Airfield Operations | 40.08543 | -123.81415 | 5 |
| Hoopa (O21) | Airfield Operations | 41.04147 | -123.66781 | 5 |
| Kneeland (O19) | Airfield Operations | 40.71895 | -123.92722 | 5 |
| Murray Field (EKA) | Airfield Operations | 40.80339 | -124.11279 | 5 |
| Rohnerville (FOT) | Airfield Operations | 40.55394 | -124.13267 | 5 |
| Shelter Cove (0Q5) | Airfield Operations | 40.02817 | -124.07431 | 5 |
| Arcata (ACV) | Air Traffic Control (Seattle Center) | 40.97783 | -124.10847 | 15 |
| Murray Field (EKA) | Air Traffic Control (Seattle Center) | 40.80339 | -124.11279 | 15 |
| Rohnerville (FOT) | Air Traffic Control (Seattle Center) | 40.55394 | -124.13267 | 15 |
