KFSI · FSI Henry Post Army Air Field
Fort Sill, Oklahoma, United States
Not for navigation. Data: OurAirports (public domain), updated Oct 30, 2026.
Airport facts
- Ident
- KFSI
- IATA
- FSI
- Type
- Medium airport
- Municipality
- Fort Sill
- Region
- Oklahoma
- Country
- United States
- Elevation
- 1,189 ft (362 m)
- Coordinates
- 34.6498° N 98.4022° W
34°38′59″N 98°24′08″W - Towered
- Yes
- Wikipedia
- Henry Post Army Air Field
Runways
| Runway | Length × width | Surface | Lighted | Status |
|---|---|---|---|---|
| 18/36 | 5,002 × 150 ft | Concrete | Yes | Open |
Frequencies
| Type | Name | MHz |
|---|---|---|
| ATIS | ATIS | 135.425 |
| CLD | CLNC DEL | 121.700 |
| GND | POST GND | 121.700 |
| TWR | POST TWR | 124.950 |
| A/D | FORT SILL APP/DEP | 118.600 |
| PMSV | PMSV METRO | 37.520 |
| MISC | DUNCAN SCTR | 118.600 |
| PTD | PTD | 123.050 |