Zip Area Code

Rock Hill, New York

Rock Hill, New York, in Sullivan County, has ZIP code 12775 and area code 845, with 329 as an overlay.

ZIP code
12775
Area codes
845, 329
Time zone
Eastern Time
Coordinates
41.6134, -74.5872

ZIP codes in Rock Hill

ZIP codePost officeCountyArea codes
12775Rock HillSullivan County845, 329

Area codes for Rock Hill

  • Area code 845

    In service since June 5, 2000. Shares its area with 329. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 329

    In service since March 24, 2023. Shares its area with 845. 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

Rock Hill is in the Eastern Time zone.

Towns near Rock Hill