Contact Window World of D.C.

Our Showroom

Contact Info

Phone: (703) 378-7999


4116 J Walney Road
Chantilly, VA 20151


Mon-Fri: 8:00am – 5:00pm
Sat: 10:00am – 2:00pm
Sun: Closed

Service Areas

As the local leader in replacement windows, doors and vinyl siding, Window World of D.C. prides itself in making modern, elegant home upgrades accessible for the masses. That’s why we host a window showroom right here in Washington DC, and service a wide range of counties in the area. And for the convenience of homeowners living in the area, we proudly offer free, no-obligation in-home estimates for every customer within our service range.

Counties We Serve

  • Arlington VA
  • Fairfax VA
  • Loudoun VA
  • Clarke VA
  • Fauquier VA
  • Frederick VA
  • Page VA
  • Rappahannock VA
  • Calvert MD
  • Shenandoah VA
  • Warren VA
  • Berkeley WV
  • Grant WV
  • Charles MD
  • Montgomery MD
  • Prince George’s MD
  • Hampshire WV
  • Hardy WV
  • Jefferson WV
  • Mineral WV
  • Morgan WV
  • St. Mary’s MD
  • Prince Williams VA


State Contractor License Numbers:

  • VA – 2705074538A
  • MD – 122286
  • DC – 71102249
  • West VA – 047729