| Business | Phone |
| 3 D Communications 860 E 4500 S, Salt Lake City 84107 | (801) 264-8855 |
| A T & T 70 S State St, Salt Lake City 84111 | (801) 328-9865 |
| Avalanche Communications 1050 E 3300 S # 205, Salt Lake City 84106 | (801) 305-4186 |
| Cmt Telecommunication 4055 S 700 E, Salt Lake City 84107 | (801) 269-8647 |
| Teleperformance Usa 1991 S 4650 W, Salt Lake City 84104 | (801) 257-5800 |
| Electric Lightwave Inc 3 Triad Ctr 160, Salt Lake City 84180 | (801) 924-3000 |
| Entry Phone Line 1625 E 4500 S, Salt Lake City 84117 | (801) 274-1571 |
| First Digital Telecom 90 S 400 W, Salt Lake City 84101 | (801) 456-1000 |
| Integra Telecom 3676 California Ave B105, Salt Lake City 84104 | (801) 746-2000 |
| Intermedia Communications 60 E South Temple, Salt Lake City 84111 | (801) 321-7878 |
| Mountain States Networking 1226 E 6600 S, Salt Lake City 84121 | (801) 743-6262 |
| Newline 2688 S Redwood Rd # A, Salt Lake City 84119 | (801) 978-9235 |
| Pioneers Of American Telephone 250 Bell Plz, Salt Lake City 84111 | (801) 237-7672 |
| Plenus Network Inc 220 E 3900 S, Salt Lake City 84107 | (801) 265-3790 |
| Protel Networks 1336 S 1100 E 1, Salt Lake City 84105 | (801) 485-1107 |
| Qwest Communications 778 N 300 W, Salt Lake City 84103 | (801) 321-8256 |
| Tmc Communications 9 Exchange Pl, Salt Lake City 84111 | (801) 355-2550 |
| Viva Telecom 4896 Hayloft Cv, Salt Lake City 84120 | (801) 990-0325 |