| Business | Phone |
| A-Tel Communication 585 W 3900 S 6, Salt Lake City 84123 | (801) 262-1234 |
| Advanced Communications 1918 W 4100 S 115, Salt Lake City 84119 | (801) 977-1177 |
| Video Shooters 1432 Redondo Ave, Salt Lake City 84105 | (801) 467-5552 |
| Capstone Communication 233 E 2700 N, Salt Lake City 84111 | (801) 355-8926 |
| Enterprise Network Svc 307 Quail Trax Pl, Salt Lake City 84107 | (801) 892-0270 |
| Gecko Telecom 8525 Daneborg Dr, Salt Lake City 84121 | (801) 943-7240 |
| Intellisys 2451 S 600 W 100, Salt Lake City 84115 | (801) 975-7466 |
| Inter-Tel Technologies Inc 1270 W 2320 S A, Salt Lake City 84119 | (801) 952-4900 |
| Jmb Telecom 1905 W 4700 S # 217, Salt Lake City 84118 | (801) 968-5800 |
| Metrotel Communications 2161 Regent St, Salt Lake City 84115 | (801) 363-5076 |
| Mountain West Telecom 17 E Vine St, Salt Lake City 84107 | (801) 265-0505 |
| Nextira One Llc 3788 W 2270 S, Salt Lake City 84120 | (801) 973-7700 |
| Precision Wire & Telephone Co 4220 W 2100 S M, Salt Lake City 84120 | (801) 954-8989 |
| Sunturn 6699 S 1300 E 100, Salt Lake City 84121 | (801) 993-3000 |
| Systems Plus Telecommunication Salt Lake City 84115 | (801) 253-4932 |
| T-Mobile 4166 S 1785 W, Salt Lake City 84119 | (801) 840-8069 |
| Tcs Tele-Communication Systs 350 W Gregson Ave, Salt Lake City 84115 | (801) 486-3600 |
| Tec Communications 3053 S State St, Salt Lake City 84115 | (801) 487-6863 |
| Teldata 2561 E 3370 S, Salt Lake City 84109 | (801) 484-0755 |
| Teltronics Inc 2180 S 1300 E 320, Salt Lake City 84106 | (801) 736-2051 |
| Tri-Tel Communications Inc 162 E 4500 S, Salt Lake City 84107 | (801) 265-9292 |
| Universal Business Systems 10 Oak St, Salt Lake City 84107 | (801) 262-5577 |
| Xtend Networks 8043 S Saddle Brook Cir, Salt Lake City 84121 | (801) 942-1885 |