| Business | Phone |
| Cypress Communications 1555 Oakbrook Dr 160, Norcross 30093 | (770) 618-5899 |
| American Telecommunications 6185 Jimmy Carter Blvd, Norcross 30071 | (770) 300-0477 |
| Compunet Service Dept 100 Pinnacle Way, Norcross 30071 | (678) 533-0220 |
| Echolink Telecom 617 Beaver Ruin Rd, Norcross 30071 | (770) 242-9490 |
| Global Telecom Group 6350 Mcdonough Dr G, Norcross 30093 | (770) 825-0075 |
| Global Trans Telecom Inc 5775 Jimmy Carter Blvd, Norcross 30071 | (770) 446-6342 |
| Verizon 1780 Corporate Dr, Norcross 30093 | (678) 297-6900 |
| Tower Telecom Usa Inc 6760 Jimmy Carter Blvd, Norcross 30071 | (770) 416-0300 |
| Ultra Telecom Inc 1600 Oakbrook Dr, Norcross 30093 | (770) 449-5201 |
| Telegration Associates Inc 3220 Pointe Pkwy 400, Norcross 30092 | (770) 662-0707 |
| Sun Telecom Intl 5875 Peachtree Industrial Blvd, Norcross 30092 | (678) 720-0300 |
| Peachtree Telecommunications 5835 Peachtree Cors E # B, Norcross 30092 | (770) 643-9141 |
| Mci 5866 Buford Hwy, Norcross 30071 | (678) 966-0994 |