Calvert County, Maryland

Calvert County, Maryland, has 19 towns and 13 ZIP codes, in area codes 410 (overlay 443) and 301 (overlay 227).

Towns in Calvert County, A to Z

Town	ZIP codes	Area codes
Barstow	20610	410, 443, 667
Broomes Island	20615	410, 443, 667
Calvert Beach	nearest20676, 20685	410, 443, 667
Chesapeake Beach	20732	410, 443, 667
Chesapeake Ranch Estates	nearest20629, 20657, 20688	410, 443, 667
Dowell	20629	410, 443, 667
Drum Point	nearest20629, 20670, 20688	410, 443, 667, 301, 227, 240
Dunkirk	20754	410, 443, 667
Huntingtown	20639	410, 443, 667
Long Beach	nearest20676, 20685	410, 443, 667
Lusby	20657	410, 443, 667
Owings	20736	410, 443, 667
Port Republic	20676	410, 443, 667
Prince Frederick	20678	410, 443, 667
Saint Leonard	20685	410, 443, 667
Solomons	20688	410, 443, 667
St. Leonard	nearest20615, 20676, 20685	410, 443, 667
Sunderland	20689	410, 443, 667
Wildewood	nearest20619, 20636, 20688	301, 227, 240, 410, 443, 667

ZIP codes in Calvert County

20610Barstow410, 443, 667
20615Broomes Island410, 443, 667
20629Dowell410, 443, 667
20639Huntingtown410, 443, 667
20657Lusby410, 443, 667
20676Port Republic410, 443, 667
20678Prince Frederick410, 443, 667
20685Saint Leonard410, 443, 667
20688Solomons410, 443, 667
20689Sunderland410, 443, 667
20732Chesapeake Beach410, 443, 667
20736Owings410, 443, 667
20754Dunkirk410, 443, 667

Area codes in Calvert County

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 301
In service since 1947. Shares its area with 227 and 240. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.
Area code 227
In service since June 14, 2023. Shares its area with 240 and 301. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

Local numbers in area code 410

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