Chewsville, Maryland

Chewsville, Maryland, in Washington County, has ZIP code 21721 and area code 301, with overlays 227 and 240.

ZIP code: 21721
Area codes: 301, 227, 240
County: Washington County
State: Maryland
Time zone: Eastern Time
Coordinates: 39.6425, -77.6372

ZIP codes in Chewsville

ZIP code	Post office	County	Area codes
21721^*	Chewsville	Washington County	301, 227, 240

* No mapped delivery area: P.O. boxes or a single organization. Area codes are those of the nearest ZIP code area.

Area codes for Chewsville

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.
Area code 240
In service since June 1, 1997. Shares its area with 227 and 301. 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

Chewsville is in the Eastern Time zone.

Towns near Chewsville

Robinwood2.8 km (1.7 mi)
Pondsville4.4 km (2.7 mi)
Cavetown4.6 km (2.9 mi)
Jugtown4.8 km (3.0 mi)
Mount Aetna5.3 km (3.3 mi)
Smithsburg5.7 km (3.5 mi)
Leitersburg5.8 km (3.6 mi)
Paramount-Long Meadow6.3 km (3.9 mi)

Local numbers in area code 301

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