1. Horizon Alarms 397 Highland St, Holden, MA 01520 Coordinate: 42.36439,-71.85147 Phone: (800) 467-1832
2. Brockton Area Multi Services 7 W Fairhill Rd, Holden, MA 01520 Coordinate: 42.32527,-71.82014 Phone: (508) 926-8903