| Business | Phone |
| Frontier Fire Systems Inc 9671 Wendell Rd, Dallas 75243 | (214) 343-9500 |
| Farmers Branch Fire Adm 13210 Goodland St, Dallas 75234 | (972) 919-2640 |
| Cockrell Hill Police Dept 4125 W Clarendon Dr, Dallas 75211 | (214) 339-4141 |
| Dallas Fire Marshall's Office 1551 Baylor St, Dallas 75226 | (214) 670-4319 |