Zip Area Code

Williamstown, New York

Williamstown, New York, in Oswego County, has ZIP code 13493 and area code 315, with 680 as an overlay.

ZIP code
13493
Area codes
315, 680
Time zone
Eastern Time
Coordinates
43.4106, -75.9044

ZIP codes in Williamstown

ZIP codePost officeCountyArea codes
13493WilliamstownOswego County315, 680

Area codes for Williamstown

  • Area code 315

    In service since 1947. Shares its area with 680. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 680

    In service since March 11, 2017. Shares its area with 315. 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

Williamstown is in the Eastern Time zone.

Towns near Williamstown