Zip Area Code

Hopewell, New Jersey

Hopewell, New Jersey, in Mercer County, has ZIP code 08525 and area code 609, with 640 as an overlay.

ZIP code
08525
Area codes
609, 640
Time zone
Eastern Time
Coordinates
40.3902, -74.7710

ZIP codes in Hopewell

ZIP codePost officeCountyArea codes
08525HopewellMercer County609, 640

Area codes for Hopewell

  • Area code 609

    In service since 1957. Shares its area with 640. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 640

    In service since September 17, 2018. Shares its area with 609. 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

Hopewell is in the Eastern Time zone.

Towns near Hopewell