Our office is located in Woodbine, Maryland. We serve residential and commercial customers by appointment. Please contact us before visiting.
Water… It’s What We Do!
(301) 854-1333
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National Water Services is proud to offer all the water treatment, plumbing and well pump services you need for your home or business. From small faucet replacements to major water treatment installations, we have you covered for all things water in Maryland, DC, and Northern VA.
Fill in the required details in the form below.
Our team will carefully assess your request to ensure we understand your needs.
Expect a call from our team shortly to discuss your requirements in detail.
We proudly provide water treatment, well pump, and plumbing services in Maryland, Washington, D.C., and Northern Virginia. Key service areas include Howard County, Montgomery County, Baltimore, and Fairfax County.
We specialize in:
Water treatment systems (softeners, filtration, reverse osmosis)
Well pump installation and repair
Plumbing and mechanical services
Preventative maintenance for water systems
To book a service or free consultation, call us at 301-854-1333 or use our online contact form. A team member will respond within one business day.
Yes! We provide free in-home water testing to evaluate your water’s quality and recommend the most effective solutions
While we do not offer 24/7 emergency service, we prioritize urgent water system issues during regular business hours. Call us for immediate support.
We work with trusted brands including Clack, Grundfos, Pro-Glass, and others. We can also maintain or upgrade existing systems from most manufacturers.
Yes, we offer financing for water treatment systems, well pump installations, and more. Contact us for eligibility and affordable payment plans.
We can provide general pricing by phone, but on-site evaluations ensure accurate quotes. These evaluations are free and come with no obligation.
Annual maintenance is recommended for most systems to ensure efficiency, water quality, and equipment longevity.
With over 45+ years of experience in water repair and management, we are proud to offer dedicated Water Techs & Master Plumbers to homes and businesses. Get affordable pricing, competitive quotes, and quality materials that last.
National Water Service has been providing residential & small commercial water treatment, plumbing & well pump services for over 45 years. We specialize in water treatment, filtration & purification solutions as well as general plumbing to ensure clean, safe water for our customers in Maryland, DC & Northern Virginia.
Mon - Thurs
7:00am - 5:00pm
Friday
7:00am - 4:00pm
Sat - Sun
Emergency Service Available
National Water Servicing Corporation — 2025 All Right Reserved ™