| Business | Phone |
| Airtrack Devices 2116 Veasley St, Greensboro 27407 | (336) 851-5152 |
| Alt Communications Inc 7800 Airport Center Dr, Greensboro 27409 | (336) 854-1600 |
| Antronix Distribution & Supply 103 Creek Ridge Rd # M, Greensboro 27406 | (336) 272-0878 |
| Atcom Business Telecom Sltns 8012 Industrial Village Rd, Greensboro 27409 | (336) 665-9294 |
| T & N Telecom Consultants Greensboro 27401 | (336) 370-4611 |
| Technology Systems 5602 Clustermill Dr, Greensboro 27407 | (336) 299-1111 |
| Southeastern Telcom Inc 4707 Penn Wyne Dr, Greensboro 27410 | (336) 632-3556 |
| Advanced Business Comms Inc 5607 Eckerson Rd, Greensboro 27405 | (336) 882-9995 |