Zip Area Code

Ellicott, Maryland

No ZIP code carries the name of Ellicott, Maryland, in Howard County; the nearest ZIP codes are 21042, 21043 and 21163, in area code 410, with overlays 443 and 667.

Nearest ZIP
21042, 21043, 21163
Area codes
410, 443, 667
Time zone
Eastern Time
Coordinates
39.2767, -76.8340

Nearest ZIP codes to Ellicott

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

ZIP codePost officeCountyArea codes
21042Ellicott CityHoward County410, 443, 667
21043Ellicott CityHoward County410, 443, 667
21163WoodstockBaltimore County410, 443, 667

Area codes for Ellicott

  • Area code 410

    In service since October 6, 1991. Shares its area with 443 and 667. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 443

    In service since June 1, 1997. Shares its area with 410 and 667. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 667

    In service since March 24, 2012. Shares its area with 410 and 443. 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

Ellicott is in the Eastern Time zone.

Towns near Ellicott