Citywide Alarms

Citywide Alarms We are the #1 rated local home and business alarm company in St. Louis, MO. Citywide Alarms makes it possible to interact with your home in completely new ways.

We only install top quality equipment you can trust to secure your family, home and business. Your home intelligently adapts to your lifestyle for an unmatched experience. Our solutions offer control and awareness across a large platform of connected devices from a single, intuitive mobile app. Citywide Alarms is the top rated security provider in the Greater St. Louis area. We specialize in resid

ential and commercial alarms, camera systems, access control, smart home automation and monitored fire protection.

08/25/2026

Need an upgrade to your current set up? Call or DM us today! 314-266-6760

Address

965 Sycamore Drive
St. Charles, MO
63304

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

Telephone

+13142666760

Website

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