Zip Area Code

Hagerstown, Maryland

Hagerstown, Maryland, in Washington County, has ZIP codes 21740, 21741, 21742, 21746, 21747 and 21749 and area code 301, with overlays 227 and 240.

ZIP codes
21740, 21741, 21742, 21746 …
Area codes
301, 227, 240
Time zone
Eastern Time
Coordinates
39.6297, -77.7183

ZIP codes in Hagerstown

ZIP codePost officeCountyArea codes
21740HagerstownWashington County301, 227, 240
21741*HagerstownWashington County301, 227, 240
21742HagerstownWashington County301, 227, 240
21746HagerstownWashington County301, 227, 240
21747*HagerstownWashington County301, 227, 240
21749*HagerstownWashington County301, 227, 240

* No mapped delivery area: P.O. boxes or a single organization. Area codes are those of the nearest ZIP code area.

Area codes for Hagerstown

  • Area code 301

    In service since 1947. Shares its area with 227 and 240. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 227

    In service since June 14, 2023. Shares its area with 240 and 301. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 240

    In service since June 1, 1997. Shares its area with 227 and 301. 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

Hagerstown is in the Eastern Time zone.

Towns near Hagerstown