About Us


Professional and Friendly Locksmith Services

You can trust National Lock & Key for your security needs. Licensed, bonded and Insured. All of our technicians  have been background checked.  We are honest, professional and friendly. We will give you an estimate before starting any job.  

We pride ourselves on offering great customer service and a 100​​% satisfaction guarantee; all our jobs are guaranteed for 90 days in parts and labor.


We're here for you

You can put your trust in National Lock & Key. We provide personal service and exceptional quality. All of our services and products are guaranteed for a full 90 days.  Your satisfaction is our top priority.

Professional locksmith in Reston and surrounding areas.

Our unparalleled service, competitive prices, and overall value are why our loyal customers won't go anywhere else. We look forward to serving you!

Residential SERVICES

Re-Key Services

Fresh Installations

Electronic locks


Got a new house or lost keys and in need of new keys. Re-key your locks is what you need.

Electronic locks

Fresh Installations

Electronic locks


With electronic locks you don't have any more keys to hide, lose, carry or forget.

Electronic locks offer keyless access and provide enhance security and make your life more convenient.

Fresh Installations

Fresh Installations

Fresh Installations


At least one deadbolt per door is recommended in all exterior doors. If you don't have one this is what you need.


Great Customer Service

Fresh Installations


We diagnose your problem and repair or replace your lock. We will provide a written estimate for your review and approval. 

Property Managers

Great Customer Service

Great Customer Service


If you are a property manager looking for a residential locksmith that is good, reliable and has great customer service. Stop looking and contact us.

Great Customer Service

Great Customer Service

Great Customer Service


We pride ourselves on offering great customer service and a 100% satisfaction guarantee: all our jobs are guaranteed for 90 days in parts and labor.


Our service area

Northern Virginia:

Alexandria, Arlington, Annandale, Belleview, Burke, Centreville, Chantilly, Clifton, Engleside, Fairfax, Fairfax Station, Falls Church, Franconia, Ft. Belvoir, Great Falls, Herndon, Huntington, Kingstowne, Lorton, Mclean, Merrifield, Oakton, Reston, Seven Corners, Springfield, Vienna, West McLean, Aldie, Ashburn, Broadlands, Dulles, Hamilton, Leesburg, Lovettsville, Middleburg, Potomac Falls, Purcellville, Round Hill, South Riding, Sterling,  Dumfries, Gainesville, Haymarket, Manassas, Manassas Park, Nokesville, Quantico-Triangle, Woodbridge, Stafford


Aspen Hill, Bethesda, Burtonsville, Chevy Chase, Colesville, Damascus, Darnestown, Gaithersburg, Germantown, Kensington, Laytonsville, Olney, Potomac, Rockville, Silver Spring, Takoma Park , West Bethesda, Wheaton, Adelphi, Beltsville, Berwyn Heights, Bowie, Chevelry, College Park, Ft. Washington, Greenbelt, Hyattsville, Landover, Lanham Seabrook, Laurel, New Carrollton

Washington, D.C.

Contact Us

Drop us a line!

Email or Give us a Call

We love our customers, so feel free to contact us during normal business hours. Or after hours and we will get back to you on the next business day.


P.O. Box 8642 Reston, VA 20195

(571) 449-6495


Open today

08:30 am – 05:30 pm


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