Citywide Alarms

01/22/2025

Our sales and support office phone lines are currently down due to RingCentral’s outage. Your alarm service is not impacted.

If you need to reach our office, please text 314-266-6760 or email [email protected].

Thank you for your patience and we are hoping they resolve their communication issue soon!

10/22/2024

🚨📢🚨📢🚨📢

Please note our monitoring station phone number has changed to 866-596-5519! All alarm-related calls will come from this number. Be sure to update your records to ensure you receive notifications without interruptions.

06/25/2024

We have moved!

965 Sycamore Drive, St Charles, MO 63304

05/26/2023

We will be closed on Monday for Memorial Day 🇺🇸

03/31/2023

Battery-powered video doorbells have arrived!

- PIR-triggered motion sensitivity detects up to 8 ft range
- Motion-triggered automation rules with real-time alerts
- Battery heater for improved cold weather performance
- Compatible with Wi-Fi 2.4 and 5 GHz
- Infrared night vision
- Dimensions: 1.4" x 4.8" x 1.1″

01/19/2023

Keep an eye on your four-legged friends with our indoor camera with two-way audio

12/14/2022

Shoutout to Citywide Alarms for doing a phenomenal job setting up our surveillance and alarm systems to ensure we have top of the line security on our lot.

Definitely reach out to these guys if you have any alarm or surveillance needs, they do commercial and residential!

02/22/2022

05/25/2021

With Smart Signal, you are able to cancel and verify alarms from the Alarm.com app. This reduces false alarms and increases police dispatch time in an alarm event.

With Smart Signal, you are now able to cancel and verify alarms through the Alarm.com app. You are also able to send a silent panic alert that will immediatl...

01/18/2021

Introducing the new Video Doorbell with Analytics and Touch-free alerts.

Contact us today to add this to your system!

09/24/2020