| Business | Phone |
| American Turnkey & Cable Inc Arlington 22204 | (703) 521-4410 |
| C S Telecom 1655 Fort Myer Dr, Arlington 22209 | (703) 875-2139 |
| Cendant Telecom 1200 S Eads St, Arlington 22202 | (703) 920-2573 |
| Verizon 1320 N Court House Rd 3, Arlington 22201 | (703) 312-4027 |
| Verizon 200 N Glebe Rd, Arlington 22203 | (703) 974-4167 |
| Vivato Federal Arlington 22204 | (703) 521-9200 |
| Telecommunications Research 2101 Wilson Blvd 1200, Arlington 22201 | (703) 516-7800 |
| Qwest Communications 4250 Fairfax Dr, Arlington 22203 | (703) 363-0220 |
| Mc Comber Communications & Bus Arlington 22204 | (703) 920-6525 |
| Keelen Communications 2800 S Shirlington Rd # 405, Arlington 22206 | (703) 548-0092 |