| Business | Phone |
| Amazon Alarm Systems Po Box 701285, Dallas 75370 | (972) 307-2222 |
| Assi Security Inc 11884 Greenville Ave, Dallas 75243 | (214) 575-8400 |
| Brink's Home Security Inc 10500 Metric Dr 114, Dallas 75243 | (469) 467-1144 |
| R R Security Systems 11680 Harry Hines Blvd, Dallas 75229 | (972) 243-7959 |
| Texas Professional Security 2636 Walnut Hill Ln, Dallas 75229 | (214) 366-9316 |
| Stroud Security System Lp 6500 Greenville Ave, Dallas 75206 | (214) 368-4291 |
| First Call 4347 W Northwest Hwy 120-182, Dallas 75220 | (214) 350-1064 |
| Intersec Security Cable 2512 Program Dr # 104, Dallas 75220 | (214) 956-0214 |
| Supreme Security & Srvllnc 2695 Villa Creek Dr, Dallas 75234 | (972) 888-9904 |
| Best Access Systems 10510 Markison Rd, Dallas 75238 | (214) 328-6293 |
| R J Security Consultants 16200 Dallas Pkwy, Dallas 75248 | (972) 267-0664 |
| Hillside Security 1929 Record Crossing Rd, Dallas 75235 | (214) 905-9160 |
| Force One Security Solution 17811 Davenport Rd, Dallas 75252 | (972) 447-9271 |
| Prolink Security 8500 N Stemmons Fwy, Dallas 75247 | (214) 352-4752 |
| Security Financial Svc 14651 Dallas Pkwy, Dallas 75254 | (972) 232-0168 |
| Safety Networks Inc Po Box 743023, Dallas 75374 | (972) 240-0775 |
| Whitco Security Group Po Box 740875, Dallas 75374 | (214) 880-0066 |
| A & S Security 811 N Plymouth Rd, Dallas 75211 | (214) 371-2218 |
| Act Security Co 17833 Mary Margaret St, Dallas 75287 | (972) 307-3959 |
| Dallas County Pvt Security 2154 56th St, Dallas 75241 | (214) 824-4800 |
| Security Central Co 6227 Belgrade Ave, Dallas 75227 | (972) 458-0007 |