List of Firehouse Subs Stores in Chantilly, VA Outlet Note Regular Brands Firehouse Subs Virginia Chantilly Rating 4.9 based on 81 votes Official Website http://www.firehousesubs.com/ Products Salads Catering Subs Sub Sandwiches NameAddressPhone Name/Address/Phone Firehouse Subs outlet - Chantilly 13812 Metrotech Dr (703) 631-3473 People Also Viewed