| Business | Phone |
| Multix Inc 633 Presidential Dr, Richardson 75081 | (972) 235-8278 |
| Internet Svc 1701 N Greenville Ave, Richardson 75081 | (972) 907-9392 |
| Media Data Svc 800 E Campbell Rd, Richardson 75081 | (469) 621-2935 |
| Online Computer Solution 1819 Firman Dr, Richardson 75081 | (972) 234-3418 |
| Wirenix 1300 E Arapaho Rd, Richardson 75081 | (972) 930-7950 |