| Business | Phone |
| Alarm One Inc 1601 E Orangewood Ave, Anaheim 92805 | (714) 704-3500 |
| American Commercial Security 2190 S Towne Centre Pl # 312, Anaheim 92806 | (714) 385-1404 |
| Alarm World Inc 1729 S Douglass Rd, Anaheim 92806 | (714) 634-4811 |
| American Independent Security 2034 E Lincoln Ave, Anaheim 92806 | (714) 956-2342 |
| Beacon Security 2970 E La Palma Ave # F, Anaheim 92806 | (714) 630-5858 |
| Advantage Guard Svc 1219 N Tustin Ave, Anaheim 92807 | (714) 632-7531 |
| California Security Systems Anaheim 92807 | (714) 970-7428 |
| Community Enforcement Corp Anaheim 92807 | (714) 524-5700 |
| First Pro Security Inc 5753 E Santa Ana Canyon Rd # G, Anaheim 92807 | (714) 998-1236 |
| Rimi Security Systems Inc 1265 N Manassero St, Anaheim 92807 | (714) 701-9793 |