| Business | Phone |
| Afforable Systems 1200 The Plz # C, Charlotte 28205 | (704) 367-0123 |
| Alt Communications Inc 3820 Rose Lake Dr, Charlotte 28217 | (704) 424-0800 |
| Wire-1 Charlotte 28212 | (704) 568-1417 |
| Ats Inc 5932 N Tryon St, Charlotte 28213 | (704) 494-3552 |
| Wynn Comm 129 W Trade St, Charlotte 28202 | (704) 527-6542 |
| Belfast Telecommunications 3215 Foxridge Rd, Charlotte 28226 | (704) 543-2900 |
| Tsm South Inc Charlotte 28212 | (704) 535-6100 |
| Ttm Inc 6135 Lakeview Rd # 500, Charlotte 28269 | (704) 335-1624 |
| Universal Voice/Data 6829 Statesville Rd, Charlotte 28269 | (704) 598-6004 |
| Omega Communications Inc 801 Clanton Rd # C102, Charlotte 28217 | (704) 665-9545 |
| Business Communications Inc 3250 Green Park Cir, Charlotte 28217 | (704) 944-5600 |
| Teleco 2217 Village Lake Dr, Charlotte 28212 | (704) 563-6300 |
| Telsouth Inc 6128 Brookshire Blvd # D, Charlotte 28216 | (704) 394-3800 |
| Panasonic Business Telephone 4402 Stuart Andrew Blvd # A, Charlotte 28217 | (704) 527-5100 |
| Strategic Integrated Systems 429 Clarice Ave, Charlotte 28204 | (704) 376-6066 |
| Strategic Products & Svc Inc 10925 David Taylor Dr # 100, Charlotte 28262 | (704) 655-8206 |
| Sundial Communications 5624 Executive Center Dr, Charlotte 28212 | (704) 537-9195 |
| Politis Pay Phones 5300 Old Pineville Rd, Charlotte 28217 | (704) 522-0160 |
| Southeastern Telephone Inc 10430 Harris Oak Blvd # H, Charlotte 28269 | (704) 598-8100 |
| Roberts Telecommunication Inc 912 Ingraham Pl, Charlotte 28270 | (704) 847-5541 |
| Communication Consultants Inc 4324 Barringer Dr, Charlotte 28217 | (704) 541-5100 |
| Communications Products Ltd 1901 Sharon Forest Dr, Charlotte 28212 | (704) 535-5121 |
| Safecall Inc 2818 Queen City Dr # O, Charlotte 28208 | (704) 527-5100 |
| Saturn Communications 4404 Stuart Andrew Blvd # G, Charlotte 28217 | (704) 376-9072 |
| Digitel Corporation Charlotte 28217 | (704) 357-0111 |
| Easy Leasing 4822 Albemarle Rd # 210, Charlotte 28205 | (704) 568-3279 |
| Harris Communication Charlotte 28202 | (980) 721-1375 |
| Inter-Tel Technologies Inc 4400 Stuart Andrew Blvd, Charlotte 28217 | (704) 522-7551 |