| Business | Phone |
| Kdmx Business Office 14001 Dallas Pkwy, Dallas 75240 | (214) 866-8000 |
| Electrocom 11660 Reeder Rd, Dallas 75229 | (972) 241-7715 |
| Southern Hi-Tec Communications 1801 Royal Ln, Dallas 75229 | (972) 869-9448 |
| Megahertz Technology Inc 5622 E University Blvd, Dallas 75206 | (214) 365-0933 |
| One Comm Technologies Inc 2995 Lyndon B Johnson Fwy 208, Dallas 75234 | (972) 247-3373 |
| Image Maker Express 4012 Mendenhall Dr, Dallas 75244 | (972) 484-5104 |
| Keller Communications 4020 Mcewen Rd 165, Dallas 75244 | (972) 243-7160 |
| Renco Electroincs Co 4110 Cedar Lake Dr, Dallas 75227 | (214) 381-4391 |