Zip Area Code

Guilford Center, Connecticut

No ZIP code carries the name of Guilford Center, Connecticut, in New Haven County; the nearest ZIP code is 06437, in area code 203, with 475 as an overlay.

Nearest ZIP
06437
Area codes
203, 475
Time zone
Eastern Time
Coordinates
41.2805, -72.6762

Nearest ZIP codes to Guilford Center

This is the ZIP code nearest to Guilford Center, each listed with the post office it is named after.

ZIP codePost officeCountyArea codes
06437GuilfordNew Haven County203, 475

Area codes for Guilford Center

  • Area code 203

    In service since 1947. Shares its area with 475. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 475

    In service since December 12, 2009. Shares its area with 203. 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

Guilford Center is in the Eastern Time zone.

Towns near Guilford Center