| Business | Phone |
| Us Army National Guard Recruit Bldg 1912 Stop 271, Fort Belvoir 22060 | (703) 781-0021 |
| Defense Threat Reduction Agcy 8725 John J Kingman Rd 6201, Fort Belvoir 22060 | (703) 767-4883 |
| Us Army Criminal Investigation 6010 6th St, Fort Belvoir 22060 | (703) 806-0422 |