1. Post Alarm Systems & Patrol Services
47 E Saint Joseph St, Arcadia, CA 91006
Coordinate: 34.14368,-118.02917
Phone: (626) 446-7159
2. ADT Security
100 W Huntington Dr, Arcadia, CA 91007
Coordinate: 34.13978,-118.03576
Phone: (855) 975-4826