Zip Area Code

Hanover, Massachusetts

Hanover, Massachusetts, in Plymouth County, has ZIP codes 02339 and 02340 and area code 781, with 339 as an overlay.

ZIP codes
02339, 02340
Area codes
781, 339
Time zone
Eastern Time
Coordinates
42.1176, -70.8366

ZIP codes in Hanover

ZIP codePost officeCountyArea codes
02339HanoverPlymouth County781, 339
02340*HanoverPlymouth County781, 339

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

Area codes for Hanover

  • Area code 781

    In service since September 1, 1997. Shares its area with 339. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 339

    In service since May 2, 2001. Shares its area with 781. 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

Hanover is in the Eastern Time zone.

Towns near Hanover