Zip Area Code

Baldwin, Pennsylvania

No ZIP code carries the name of Baldwin, Pennsylvania, in Allegheny County; the nearest ZIP codes are 15120, 15207 and 15227, in area code 412, with 878 as an overlay.

Nearest ZIP
15120, 15207, 15227
Area codes
412, 878
Time zone
Eastern Time
Coordinates
40.3806, -79.9452

Nearest ZIP codes to Baldwin

These are the ZIP codes nearest to Baldwin, each listed with the post office it is named after.

ZIP codePost officeCountyArea codes
15120HomesteadAllegheny County412, 878
15207PittsburghAllegheny County412, 878
15227PittsburghAllegheny County412, 878

Area codes for Baldwin

  • Area code 412

    In service since 1947. Shares its area with 878. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 878

    In service since August 17, 2001. Shares its area with 412 and 724. 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

Baldwin is in the Eastern Time zone.

Towns near Baldwin