Henry Post Aaf (fort Sill) Airport (FSI)

Location & QuickFacts

FAA Information Effective	2026-07-09
Airport Identifier	FSI
Airport Status	Operational
Longitude/Latitude	98°24'7.8657" W / 34°38'59.3754" N -98.402185 / 34.649827 (Estimated)
Elevation	1188.30 ft / 362.19 m (Surveyed)
From nearest city	1 nautical miles SE of Fort Sill, OK
Location	Comanche County, OK
Magnetic Variation	04E (2020)

Owner & Manager

Ownership	Army owned
Owner	US ARMY AERONAUTICAL SVCS AGENCY
Address	FT BELVOIR, VA 22060
Phone number	580-442-4643

Airport Operations and Facilities

Airport Use	Private
Segmented Circle	No
Control Tower	ATCT-A/C
Lighting Schedule	SEE RMK
Beacon Color	Split White-Green (lighted military airport)
Sectional chart	DALLAS-FT WORTH
Region	ASW - Southwest
Responsible ARTCC	ZFW - FORT WORTH
Tie-in FSS	MLC - MC ALESTER
FSS on Airport	No
FSS Toll Free	1-800-WX-BRIEF
NOTAMs Facility	FSI (NOTAM-d service available)

Airport Communications

CTAF	124.95 MHz

Runway Information

Runway 18/36

Dimensions	5002 x 150 ft (1525 x 46 m)
Surface	CONC (GOOD)
Surface treatment
Edge lights	High
PCN	54

	18	36
Physical elevation	1185.40 ft	1166.20 ft
Coordinates	34.656698 / -98.402166	34.642955 / -98.402204
Traffic pattern	Left	Left
Runway marking	Precision instrument , Good Condition	Precision instrument , Good Condition
VGSI	4-light PAPI on left	4-light PAPI on left
Approach light		SALS
Runway end lights	Yes

Radio Navigation Aids

ID	Type	Name	Ch	Freq	Var	Dist
FSI	FAN MARKER	TRAIL		0.00	09E	7.9 nm
SHP	TACAN	SHEPPARD	45X	110.80	05E	40.3 nm
LAW	VOR/DME	LAWTON	115Y	116.85	09E	9.3 nm
HBR	VORTAC	HOBART	105Y	115.85	10E	35.2 nm
SPS	VORTAC	WICHITA FALLS	74X	112.70	10E	40.9 nm
LTS	VORTAC	ALTUS	35X	109.80	05E	43.0 nm

Remarks

• MISC: WX FCST AVBL 1200-0400Z++ MON-FRI, EXC HOL. REMOTE BRIEFING SVC AVBL 26 OWS BARKSDALE AFB DSN 331-2651, C318-529-2651, HTTPS://26OWS.US.AF.MIL/.
• AFLD MGMT OPR 1230-2100Z ++ MON-FRI EXC HOL. OTHER SVCS AVAILABLE AS PUBLISHED/NOTAM. DSN 639-4643/2023, C580-442-4643/2023, WX DSN 639-4000/4887, C580-442-4000/4887.
• MISC: WX OBSN AUTOMATED 24/7. WX OBSN AUGMENTED (AS RQR) DUR HRS WX FCST AVBL. WX OBSN VIS LTD TO 0.25 SM N AND NE WHEN SFC WX OBSN VIS SENSOR AUGMENTED.
• SERVICE - LGT: ACTVT PAPI RWY 18 ON 125.95 APCH, PAPI RWY 36 & RWY LGT OPR O/R TO APP.
• TWY A AND TWY C PCN GWT RSTD, C-130 AND LRGR MUST USE TWY B FOR RWY ENTRY & EXIT.
• 24 HR PPR ALL TRANS ACFT.
• RWY 18-36 NSTD SAFETY ARE BYD EACH END DUE TO TERRAIN GRADE, NO PAVED OVERRUNS.
• AFLD COND UNMTO WHEN AFLD MGMT CLSD.
• MISC: WIND CONES LCTED 353 FT FM RWY EDGE. RWY EDGE LTS LCTED 26 FT FROM RWY EDGE LINE.
• POTENTIAL FOR BIRD ACT NEAR POND NW OF AER RWY 18.
• HENRY POST AIRFIELD IS LOCATED WI RESTRICTED SPECIAL USE AIRSPACE R5601. CTC FORT SILL APPROACH FOR ACCESS.
• AIRFIELD LIGHTING CONTROLLED BY FORT SILL ARAC.
• TOWER OPRS HRS BY NOTAM ONLY.
• FORT SILL ARAC OPRS 24/7/365.
• TRAN ALERT: NO TRAN MAINT, LTD SVC. TRAN AIRCREW MUST REMAIN WITH ACFT TO PROVIDE TECHNICAL DRCT/ASSIST IN SVCG.