Naval Support Activity Philadelphia is a 134 acres (0.209 sq mi) United States Navy base located in the Lawncrest section of Northeast Philadelphia, Pennsylvania and located 113 miles (182 km) east of its parent command, NSA Mechanicsburg. With the exception of a few buildings, much of the base is industrial in style, and consists of office-converted warehouses for the various Naval supply commands located on the installation. According to the base guide, its warehouse offices and other buildings amount to 2,250,000 square feet (209,000 m2) of cubic space on the base. It also provides support services to Navy units that are situated at the Philadelphia Navy Yard Annex.