| Business | Phone |
| Deloitte Touche 9633 W Ferris Branch Blvd, Dallas 75243 | (214) 503-9191 |
| Blythe-Nelson 1999 Bryan St 3500, Dallas 75201 | (214) 855-1999 |
| Communications Consulting Svc 2639 Walnut Hill Ln, Dallas 75229 | (214) 350-9792 |
| Epifany 2323 Bryan St, Dallas 75201 | (214) 231-3369 |
| Snb Group 11420 Plano Rd, Dallas 75243 | (214) 348-7011 |
| Techknowledge Consulting Corp 15851 Dallas Pkwy, Dallas 75240 | (972) 490-7878 |
| A I Logix Inc 7615 Bantry Cir, Dallas 75248 | (972) 818-8990 |
| American Telesource Intl 1950 N Stemmons Fwy, Dallas 75207 | (214) 698-2912 |
| Touch World Telecom 10717 Harry Hines Blvd, Dallas 75220 | (469) 335-9889 |
| W T Communications 3001 Lbj Fwy, Dallas 75234 | (972) 739-0761 |
| A Pex Telecommunications Inc 11240 Petal St, Dallas 75238 | (214) 374-0704 |
| Clearlinx Services Ltd 10860 Switzer Ave 108, Dallas 75238 | (214) 342-9446 |
| John Wallace 6314 Norway Rd, Dallas 75230 | (214) 361-0658 |
| Fon Systems 11220 Grader St, Dallas 75238 | (214) 349-9300 |
| Intelesolve 2602 Mckinney Ave, Dallas 75204 | (214) 965-9020 |
| Brand Telecommunications 5439 Willow Wood Ln, Dallas 75252 | (972) 248-6154 |
| Mc Clenic & Morgan Comm 1701 N Market St, Dallas 75202 | (214) 742-1622 |
| Mfw & Assoc 7509 Village Trail Dr, Dallas 75254 | (972) 490-6586 |
| Morrison Design & Consulting Dallas 75235 | (817) 261-4960 |
| Network Line Svc 1140 Empire Central Dr, Dallas 75247 | (214) 638-4045 |
| General Communications Inc 18528 Highland Creek Ln, Dallas 75252 | (972) 867-8482 |
| Realcom Solutions 5339 Alpha Rd 101, Dallas 75240 | (972) 503-0700 |
| Intelesystems 18816 Preston Rd, Dallas 75252 | (972) 943-8500 |
| Telecommunication Properties 901 Main St, Dallas 75202 | (214) 231-3344 |
| Access Advisory Group 3245 Oradell Ln, Dallas 75220 | (972) 664-1414 |
| Digitel Construction Inc 4601 E Grand Ave, Dallas 75223 | (214) 824-9930 |
| Impulse Telecommunications 12221 Merit Dr 1150, Dallas 75251 | (972) 490-8847 |
| Critical Path Communication 4612 Ridgelawn Dr, Dallas 75214 | (214) 368-8228 |
| Nlc 1602 Rowan Ave 100, Dallas 75223 | (214) 908-6129 |
| Spectracorp Technologies Group 8131 Lbj Fwy, Dallas 75251 | (972) 671-1700 |
| Techni-Logic Consultants 12700 Park Central Dr, Dallas 75251 | (972) 455-5560 |
| Telsys Telephony Svc Inc 5411 Saturn Dr, Dallas 75237 | (214) 337-3551 |
| Sente Corp 7209 Briarnoll Dr, Dallas 75252 | (972) 267-7555 |
| ABIS 310 E. Trinity Blvd. Suite 600, Dallas 75050 | (877) 513-2247 |