1. Crescent Alarms
3381 E Main Rd, Portsmouth, RI 02871
Coordinate: 41.61972,-71.24514
Phone: (401) 683-1471
2. A Dt - ADT Alarm & Security - Main Number
2658 E Main Rd, Portsmouth, RI 02871
Coordinate: 41.602,-71.24882
Phone: (401) 496-2071
3. ADT Security Services
2719 E Main Rd, Portsmouth, RI 02871
Coordinate: 41.60243,-71.24749
Phone: (844) 856-4500