| Business | Phone |
| Securitas Security Svc Usa 5 Public Sq, Hagerstown 21740 | (301) 791-5306 |
| U S Security Assoc Inc 11377 Robinwood Dr, Hagerstown 21742 | (301) 790-0092 |
| Wackenhut Security Svc 13024 Pennsylvania Ave # 1, Hagerstown 21742 | (301) 695-6146 |
| Wackenhut Security Svc 1324 Pennsylvania Ave, Hagerstown 21742 | (301) 759-4620 |