| Business | Phone |
| Greek American Radio Hour 4704 Eastern Ave, Baltimore 21224 | (410) 675-4100 |
| Magic 100 Saint Paul St, Baltimore 21202 | (410) 332-8200 |
| Metro Networks 201 N Charles St, Baltimore 21201 | (410) 864-6387 |
| Miegon Travel Svc 1714 Eastern Ave # 1, Baltimore 21231 | (410) 327-5671 |
| Provoke Radio 740 N Calvert St, Baltimore 21202 | (410) 244-0446 |
| Radio Reading Network 2901 Liberty Heights Ave, Baltimore 21215 | (410) 462-8580 |
| Russian Radio Network 2901 Liberty Heights Ave, Baltimore 21215 | (410) 225-7690 |
| Wbal Radio Studio 3800 Hooper Ave, Baltimore 21211 | (410) 467-0344 |
| Wbjc 91.5 Fm Classical 2901 Liberty Heights Ave, Baltimore 21215 | (410) 462-8444 |
| Wbmd 305 Washington Ave # 4, Baltimore 21204 | (410) 821-9000 |
| Weaa 1700 E Cold Spring Ln # 401, Baltimore 21251 | (443) 885-3564 |
| Wrbs 3600 Georgetown Rd, Baltimore 21227 | (410) 247-4100 |