Zip Area Code

Dumbarton, Virginia

No ZIP code carries the name of Dumbarton, Virginia, in Henrico County; the nearest ZIP codes are 23228, 23230 and 23294, in area code 804, with 686 as an overlay.

Nearest ZIP
23228, 23230, 23294
Area codes
804, 686
Time zone
Eastern Time
Coordinates
37.6119, -77.5083

Nearest ZIP codes to Dumbarton

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

ZIP codePost officeCountyArea codes
23228HenricoHenrico County804, 686
23230RichmondHenrico County804, 686
23294HenricoHenrico County804, 686

Area codes for Dumbarton

  • Area code 804

    In service since June 24, 1973. Shares its area with 686. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 686

    In service since February 1, 2024. Shares its area with 804. 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

Dumbarton is in the Eastern Time zone.

Towns near Dumbarton