Zip Area Code

Rock Point, Maryland

Rock Point, Maryland, in Charles County, has ZIP code 20682 and area code 301, with overlays 227 and 240.

ZIP code
20682
Area codes
301, 227, 240
Time zone
Eastern Time
Coordinates
38.2836, -76.8481

ZIP codes in Rock Point

ZIP codePost officeCountyArea codes
20682*Rock PointCharles County301, 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 Rock Point

  • 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

Rock Point is in the Eastern Time zone.

Towns near Rock Point