Service Areas

Liberty Lock & Security provides service to government offices, commercial businesses & residential homes throughout Maryland, Northern Virginia & Washington DC including the following areas.


Montgomery County

Frederick County

Carroll County

Howard County
Baltimore City

Baltimore County

Anne Arundel County
Prince George County

Charles County

Calvert County

Northern Virginia

Arlington County

Fairfax County

Prince William County

Fauquier County

Loudoun County

District of Columbia

Washington DC