FAA facility Airport

JOHNSON COUNTY

MOUNTAIN CITY, TENNESSEE FAA 6A4 Open to the public

Open View on OpenStreetMap

Runways

1 record · drawn to relative scale

07/25 4,498 × 75 ft · Asphalt (good) · Medium-intensity edge lights

07 25

Runway-end details

Runway 07/25 end details
End	True hdg	ILS	Glide slope aid	Approach lights	Displaced thr	Declared distances
07 RP	58°	—	PAPI · 2-light · left side	—	—	—
25	238°	—	PAPI · 2-light · left side	—	—	—

Communications

7 published frequencies

Published communications frequencies
Use	Frequency	Hours
CTAF	122.7	—
UNICOM	122.7	—
HICKORY RCAG	125.15	—
6A4 AWOS-3	126.225	—
APCH/P DEP/P	134.425	—
HICKORY RCAG	263.0	—
APCH/P DEP/P	349.0	—

FAA listing history

Identities observed in NASR snapshots

JOHNSON COUNTY Observed 2024-06-13 through 2026-07-09 6A4

Dates describe available FAA snapshots, not exact opening, closure or construction dates.

Material changes

First observed in NASR cycles

Runway removed 2024-09-05

Runway added 2024-09-05

Facility facts

FAA / ICAO: 6A4
Type: Airport A
Status: Open
Ownership: Publicly owned
Use: Open to the public
Activated: 1971-09
Part 139: Not certificated
Fuel: 100LL A+
Repair: Airframe: Major
Powerplant: Major
Tower: No control tower

Location

City: MOUNTAIN CITY, TN
County: Johnson
FAA region: Southern region
Coordinates: 36.41785, -81.82513
Elevation: 2,241.1 ft (3RD PARTY SURVEY)

View coordinates on OpenStreetMap

Weather stations

6A4 Commissioned 1993-11-18 AWOS-3

Wildlife strikes

No unambiguous FAA wildlife-strike airport match is available for this facility.

FAA NASR cycle effective 2026-08-06. Operational information changes every cycle — consult current FAA publications, the Chart Supplement and NOTAMs before flight.