| Business | Phone |
| Crime Solvers-Frederick County Frederick 21701 | (301) 663-3200 |
| Frederick County Sheriff 100 W Patrick St # 4, Frederick 21701 | (301) 694-2162 |
| Sheriff's Office-Community Svc 7309 Grove Rd, Frederick 21704 | (301) 694-2167 |
| Sheriff's Office-Patrol Hdqrs 110 Airport Dr E, Frederick 21701 | (301) 694-1046 |
| Sheriff's Office-Training 110 Airport Dr E, Frederick 21701 | (301) 694-1583 |