Businesses and Places in Upper Marlboro, Maryland

Upper Marlboro, officially the Town of Upper Marlboro, is the seat of Prince George's County, Maryland in the United States. The population within the town limits was 631 at the 2010 U.S. Census, although Greater Upper Marlboro is many times larger.
Phone Area Codes in Upper Marlboro, MD: 240,301

Upper Marlboro, Maryland Popular Businesses and Place Categories