| Business | Phone |
| C L Carter Prewire 3621 Bastion Ln, Raleigh 27604 | (919) 250-9666 |
| Three Kings Communications Raleigh 27604 | (919) 271-9055 |
| Office Communications Inc 3720 Edwards Mill Rd, Raleigh 27612 | (919) 783-0166 |
| Turncomm 6701 Spencer Ct, Raleigh 27615 | (919) 846-8205 |
| Advanced Telecommunications 6212 Mal Weathers Road, Raleigh 27603 | (919) 359-1800 |