Office Address Security Alarm Company8000 Aviation Dr.Marion, IL 62959 (618) -548-5768 Hours of Operation & Address Our Monitoring Center remains open 24/7/365. Office Hours Monday: 7:00am – 4:00pmTuesday: 7:00am – 4:00pmWednesday: 7:00am – 4:00pmThursday: 7:00am – 4:00pmFriday: 7:00am – 4:00pmSaturday: ClosedSunday: Closed Meet the Security Alarm Team Our Four Core Values We honor God in […] Read More