K3B1
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3B1 — Greenville Municipal Airport

Greenville Municipal Airport

Non-ToweredGreenville, ME • ICAO: K3B1 • 1,401' MSL

3B1 WeatherLive METAR & TAF

Wind Component

3B1 Runways2 runways

3B1 has 2 runways. The longest is 14/32 at 4,000 ft × 75 ft (asphalt).

14/32Lighted4,000 ft × 75 ftAsphalt
3/21No runway lights3,001 ft × 75 ftAsphalt

FAA NASR data, cycle 2026-09-03

3B1 Field Data

3B1 field elevation is 1,401 ft MSL. The standard traffic pattern altitude at 3B1 is 2,400 ft MSL (1,000 ft AGL). Fuel available at 3B1: 100LL, Jet A.

Field elevation1,401 ft MSL
Pattern altitude2,400 ft MSL1,000 ft AGL · standard
Fuel100LL, Jet AAvailability — call for price
Control towerNon-towered

FAA NASR data, cycle 2026-09-03

3B1 Frequencies

CTAF 122.8 MHz — 3B1 is non-towered; self-announce position and intentions on CTAF.

AWOS23.6
CTAF122.8
UNICOM122.8
Radio122.3
CNTR120.25

Airports Near 3B1within 50 nm

ME79Two Falls AirportWillimantic, ME · 5,000' runway13 nmSEME22Avery FieldRockwood, ME · 2,000' runway16 nmNWUS-3261Pine Lane Landing StripAbbot, ME18 nmSSE44BCharles A. Chase Jr. Memorial FieldDover-Foxcroft, ME · 2,926' runway21 nmSE13MESocatean Bay AirportRockwood, ME · 2,100' runway22 nmNNWME03Webber Jones AirportBrownville, ME · 2,500' runway22 nmESEME32Ruby FieldSangerville, ME · 1,900' runway26 nmSSEME70Greenfield Hill AirportCambridge, ME · 1,600' runway26 nmS63MEMilo FieldMilo, ME · 1,834' runway28 nmESEME08Gadabout Gaddis AirportBingham, ME · 2,000' runway29 nmSSW1B0Dexter Regional AirportDexter, ME · 3,008' runway31 nmSSEKBGRBangor International AirportBangor, ME · Towered50 nmSE
All Maine airports

Fly to K3B1

Check K3B1 against your personal minimums, plan a route to it, and see the best runway for the current wind — free.

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Frequently Asked About 3B1

Is 3B1 (Greenville Municipal Airport) a towered airport?

No, 3B1 is a non-towered airport. The CTAF frequency is 122.8 MHz.

What is the AWOS frequency for 3B1?

The AWOS frequency at 3B1 (Greenville Municipal Airport) is 23.6 MHz.

How long is the runway at 3B1?

3B1 has 2 runways (14/32, 3/21). The longest runway is 4,000 feet.

Which runway is longest at 3B1?

Runway 14/32 is the longest at 3B1 — 4,000 ft × 75 ft, asphalt.

What is the traffic pattern altitude at 3B1?

3B1 uses the standard traffic pattern altitude of 1,000 feet AGL — about 2,400 feet MSL at a field elevation of 1,401 feet.

Does 3B1 have fuel?

Yes. 3B1 (Greenville Municipal Airport) has 100LL, Jet A available. Call the field for hours, self-serve availability and price.

What is the elevation of 3B1?

3B1 (Greenville Municipal Airport) has a field elevation of 1,401 feet MSL.

Where is 3B1 located?

3B1 (Greenville Municipal Airport) is located in Greenville, ME.