Oakland, Maryland

ZIP codes in Oakland

Area codes for Oakland

• 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

Oakland is in the Eastern Time zone.

Towns near Oakland

• Deer Park1.4 km (0.9 mi)
• Mountain Lake Park6.7 km (4.2 mi)
• Loch Lynn Heights6.7 km (4.2 mi)
• Swanton8.1 km (5.0 mi)
• Kitzmiller8.3 km (5.2 mi)
• Crellin14 km (8.7 mi)
• Hutton14.2 km (8.8 mi)
• Mc Henry15.7 km (9.8 mi)