667 Area Code: Location, Time Zone & Phone Lookup - Page 2

Area code 667 is a telephone area code in the northeastern United States. It was created on November 3, 1997, as a split from area code 410. In February 2009, it was announced that area code 667 would be overlaid with area code 856. This change was originally scheduled for July 11, 2009, but was delayed until September 12, 2009.

Area code 667 is a Maryland telephone area code that was created on June 10, 1997 in a split of area code 410. It serves the eastern portion of the Baltimore metropolitan area.