| Business | Phone |
| American Automated Mailing 9127 Antique Way, Manassas 20110 | (703) 368-8474 |
| American Mailing List Corp 9625 Surveyor Ct, Manassas 20110 | (571) 292-5806 |
| Ups Store 9532 Liberia Ave, Manassas 20110 | (703) 367-8955 |
| Continental Services 10300 Harry J. Parrish Blvd., Manassas 20110 | (703) 331-4140 |