| Business | Phone |
| National Security Svc 4017 Eagle Ave, Mcallen 78504 | (956) 212-6415 |
| Volunteer Security Inc 909 N Jackson Rd 203, Mcallen 78501 | (956) 682-0707 |
| Asg Security 314 Ash Ave, Mcallen 78501 | (956) 683-3600 |
| Turnkey Communications 929 E Esperanza Ave 30, Mcallen 78501 | (956) 686-1988 |