| Business | Phone |
| Aegis Security Inc 3830 E Huntington Dr # 13, Flagstaff 86004 | (928) 526-3382 |
| An Arch Security Inc 2501 N 4th St # 20, Flagstaff 86004 | (928) 527-8365 |
| Aspen Alarm Systems Inc 2304 N 4th St # C, Flagstaff 86004 | (928) 522-8516 |
| Century Security 2445 N Broken Circle Rd, Flagstaff 86004 | (928) 522-0222 |
| Northern Arizona Security Svc 15 W Aspen Ave, Flagstaff 86001 | (623) 977-4440 |