| Business | Phone |
| Bell South Telecommunications 3719 Bardstown Rd, Louisville 40218 | (502) 454-8017 |
| Bell South 526 Armory Pl, Louisville 40202 | (502) 227-4844 |
| D J Brain 534 Armory Pl, Louisville 40202 | (502) 582-8077 |
| Bell South 601 W Chestnut St, Louisville 40203 | (502) 585-4651 |
| Bell South 7801 Shelbyville Rd, Louisville 40222 | (502) 425-4007 |
| Bell South 8502 Rock Brook Cir, Louisville 40220 | (502) 671-0726 |
| Bell South 9100 Shelbyville Rd 300, Louisville 40222 | (502) 327-5931 |
| Birch Telecom 10180 Linn Station Rd, Louisville 40223 | (502) 394-9303 |
| Children's Telephone 5845 Brittany Woods Cir, Louisville 40222 | (502) 423-1040 |
| Cincinnati Bell Telephone Co 7500 Tempsclair Rd, Louisville 40220 | (502) 495-3000 |
| Com Serve Co Louisville 40243 | (502) 244-5656 |
| Everycall Communications 8507 Old Boundary Rd, Louisville 40291 | (502) 231-0280 |
| Insight Communications 4701 Commerce Crossings Dr, Louisville 40229 | (502) 357-4400 |
| A T & T 9300 Shelbyville Rd, Louisville 40222 | (502) 429-1103 |
| Network Telephone 3801 Springhurst Blvd, Louisville 40241 | (502) 412-7349 |
| Nu Vox Communications Inc 100 Mallard Creek Rd 425, Louisville 40207 | (502) 895-2411 |
| Parsons Telecom 3719 Bardstown Rd, Louisville 40218 | (502) 452-8810 |
| Phone-Link Inc 1700 Eastpoint Pkwy, Louisville 40223 | (502) 254-8500 |
| Eddy Roberts 534 Armory Pl, Louisville 40202 | (502) 582-8042 |
| Level 3 Communications 9920 Corporate Campus Dr 2000, Louisville 40223 | (502) 515-1000 |
| Smooth Stone Ip Communications 732 W Main St, Louisville 40202 | (502) 315-5100 |
| Telephone Pioneers Of America 534 Armory Pl 1, Louisville 40202 | (502) 582-8319 |
| Us Lec Communications Inc 9780 Ormsby Station Rd, Louisville 40223 | (502) 753-1000 |
| Xspedius Communication 462 S 4th St 220, Louisville 40202 | (502) 719-2274 |