- 
 ICAOKJST
- 
 IATAJST
- 
 Elevation2284. ft / 696 m
- 
 Operation
- 
 Communication
- 
 ATIS118.325
- 
 ASOS118.325 Tel. 814-535-3511
- 
 JOHNSTOWN TOWER125.75
- 
 JOHNSTOWN GROUND121.6
- 
 JOHNSTOWN APPROACH121.2 128.2 299.2
- 
 JOHNSTOWN DEPARTURE121.2 128.2 299.2
- 
 CLEARANCE DELIVERY126.85 235.775
- 
 ARNG KEYSTONE OPS138.55
- 
 CTAF125.750
- 
 KEYSTONE OPS ARNG241.35 36.5FM
- 
 UNICOM122.950
- 
 AWOS-3P at 2G9 (18.5 SW)133.8 814-443-2114
- 
 AWOS-3 at HMZ (20.2 SE)123.675 814-623-2936
- 
 AWOS-3 at IDI (22.7 NW)126.625 724-463-8551
- 
 Coordinate
- 
 Runway15/33 7003 x 150 ft / 2135 x 46 m
- 
 05/23 4386 x 100 ft / 1337 x 30 m
- 
 Sunrise / Sunset1143 2213 UTC
- 
 TAFTAF KJST 060526Z 0606/0706 20004KT P6SM SCT250
- 
 FM061200 26007KT P6SM SCT040
- 
  
- 
      
- 
- 
 1 AirlinesCallsign, IATA, ICAO
- 
 UNITED, UA, UAL