Simpsonville, Maryland

ZIP codes in Simpsonville

Area codes for Simpsonville

• 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

Simpsonville is in the Eastern Time zone.

Towns near Simpsonville

• Clarksville2.8 km (1.7 mi)
• Dayton4.7 km (2.9 mi)
• Highland6.2 km (3.9 mi)
• West Friendship6.7 km (4.2 mi)
• Ellicott City6.7 km (4.2 mi)
• Glenelg7 km (4.3 mi)
• Glenwood7.9 km (4.9 mi)
• Brinklow8.7 km (5.4 mi)