Reference only — not for real-world navigation.
K1M4
Posey Field · Haleyville
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS DATA NOT IN DATABASE
Field Elevation
930 ft / 283 m
Transition Altitude
18,000 ft
Primary Channel
CNTR 120.80 MHz (MEMPHIS CNTR)
Live Conversion
inHg
hPa
Runway Summary (Quick-Links)
18/36 · 5,008 ft · ASPH-GLIGHTEDFlight Planning
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Welcome to the technical flight briefing for Posey Field (K1M4), located in Haleyville, United States. As a vital hub for Microsoft Flight Simulator 2024, MSFS 2020, and X-Plane pilots, this facility features 1 active runway with a maximum elevation of 930 ft. Please note that this field primarily supports VFR and visual approach procedures.Reference the data below for primary communication channels and detailed runway characteristics. Pilots should observe a Transition Altitude of 18,000 ft verified for this field for altimeter reset procedures.
Full Name
Posey Field
ICAO / IATA
K1M4 / —
Municipality
Haleyville
Country
Region
US-AL — Alabama
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
930 ft
Wikipedia
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 18 / 36
LIGHTED
Runway Length: 5,008 ft / 1,526 m
Runway Width: 100 ft / 30 m
Surface Type: ASPH-G
Heading: 182° / 2°
Runway Width: 100 ft / 30 m
Surface Type: ASPH-G
Heading: 182° / 2°
RWY 18 (182°)
No ILS / Visual Only
RWY 36 (2°)
No ILS / Visual Only
CNTR MEMPHIS CNTR
120.80 MHz
UNIC CTAF/UNICOM
122.80 MHz
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: AIP 2026 Researched · Cycle: Jan 2026