| Business | Phone |
| Sbc Telecom 10461 Mill Run Cir, Owings Mills 21117 | (443) 394-3803 |
| Service Excellence Inc 500 Redland Ct, Owings Mills 21117 | (410) 356-1266 |
| Gaylon Communications 10310 S Dolfield Rd, Owings Mills 21117 | (410) 363-6600 |
| Global Telecom Brokers 500 Redland Ct, Owings Mills 21117 | (410) 581-4833 |
| Home Business Telecommunicaitn 10451 Mill Run Cir # 400, Owings Mills 21117 | (410) 581-7894 |
| Tcs Enterprise Division 11460 Cronridge Dr, Owings Mills 21117 | (443) 394-3992 |