| Business | Phone |
| Baltimore Cnty Auxilary Police 400 Kenilworth Dr, Baltimore 21204 | (410) 887-2587 |
| Baltimore County Police Dept 1747 Merritt Blvd, Baltimore 21222 | (410) 887-7320 |
| Baltimore County Police Dept 700 E Joppa Rd # 1, Baltimore 21286 | (410) 887-2214 |
| Baltimore County Police Dept 7200 Sollers Point Rd, Baltimore 21222 | (410) 887-7377 |
| Baltimore County Police Dept 8220 Perry Hall Blvd, Baltimore 21236 | (410) 887-5000 |
| Baltimore County Police Dept 8532 Old Harford Rd, Baltimore 21234 | (410) 887-5310 |
| Baltimore County Police Dept 901 Walker Ave, Baltimore 21228 | (410) 887-0872 |
| Baltimore County Sheriff's Ofc 401 Bosley Ave, Baltimore 21204 | (410) 887-3151 |