Zip Area Code

Blue Mountain Lake, New York

Blue Mountain Lake, New York, in Hamilton County, has ZIP code 12812 and area code 518, with 838 as an overlay.

ZIP code
12812
Area codes
518, 838
Time zone
Eastern Time
Coordinates
43.8553, -74.4435

ZIP codes in Blue Mountain Lake

ZIP codePost officeCountyArea codes
12812Blue Mountain LakeHamilton County518, 838

Area codes for Blue Mountain Lake

  • Area code 518

    In service since 1947. Shares its area with 838. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 838

    In service since September 19, 2017. Shares its area with 518. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

Area codes here are matched from telephone rate centers, so a place near a boundary can have local numbers from either side of it.

Time zone

Blue Mountain Lake is in the Eastern Time zone.

Towns near Blue Mountain Lake