| Business | Phone |
| Arrowhead Alarms & Patrol Inc Lake Arrowhead 92352 | (909) 000-1111 |
| Arrowhead Security & Alarms 931 Hospital Rd, Lake Arrowhead 92352 | (909) 337-1512 |
| J & L Preferred Svc & Security 940 N Highway 173, Lake Arrowhead 92352 | (909) 336-1300 |
| Lake Arrowhead Patrol 781 Grass Valley Rd, Lake Arrowhead 92352 | (909) 337-2023 |