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Find us Here

Main Office:
7249 Mink Hollow Road
Highland, MD 20777

Location Serviced:

Maryland, DC
Northern Virginia

Open Hours

Mon-Fri:
7am - 5pm
Fri-Sun:
Emergency Services Available

Get In touch

Phone:
(301) 854-1333
Email:
info@nationalwaterservice.com

Trust Our Maryland, DC and Northern Virginia Plumbing and Gas Fitting Experts

With over 45 years of experience in water repair and management, we are proud to offer dedicated master plumbers to homes and businesses. Get affordable pricing, competitive quotes, and quality materials that last.

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Locations We Service

Maryland

  • Highland
  • Clarksville
  • Potomac
  • Darnestown
  • Germantown
  • Gaithersburg
  • Ellicott City
  • Woodbine
  • Glenwood
  • Glenelg
  • Frederick
  • Dayton
  • Fulton
  • Ashton
  • Mt. Airy  
  • Rockville
  • Silver Spring
  • Baltimore
  • Annapolis

Northern Virginia​

  • Leesburg
  • Waterford
  • Purcellville
  • Round Hill
  • McLean
  • Great Falls
  • Arlington
  • Fairfax
  • Alexandria

Washington DC

  • All Locations

The Plumbers You Should Have Called The First Time!

Master Plumbing and Gas Fitting Services in Maryland, DC and Northern Virginia You Can Count On!

Honest and Trusted
Responsive and Timely
5-Star
Ratings
Transparent Communication