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Dedicated Connection
Our system operates using a dedicated cellular connection, so your property remains secure even if the phone line is cut, the power is out, or the Internet is down.
Total Control
Arm and disarm your system from anywhere, check your system’s status, and get notified of activity at your property using our powerful smarter security app.
Trusted Solutions
Get peace of mind with 24/7 professional monitoring and technology powered by Alarm.com — the platform trusted by over 6 million people to protect their homes and businesses.
Proactive Safeguards
Easily set rules so your property responds automatically in an emergency to keep you safe. Receive a notification if you forget to arm your system and always know if an alarm is triggered. We even send life-saving alerts to residents in the path of weather-related danger.
Request a Consultation
Protect your home with security that goes the extra step to keep you aware and in control — from anywhere!
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About Post Alarm
Shields up. Since 1956.®
Our family founded Post Alarm to protect the neighborhoods we call home. We've been in the security business for over 60 years and we've seen firsthand the happiness that comes when our clients feel safe in their homes and business. That's why we offer custom designed, interactive security solutions with leading technologies and service.
47 E Saint Joseph Street Arcadia | CA | 91006
(800) 654-7678