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Cancel Service

Thank you for being a valued customer of Post Alarm. We hate to see you go, and would love to learn if there is something that we could do to help. If so, please complete our Support Form at the top of this page, and a Customer Support Representative will be glad to assist you.

If you still wish to cancel, you may submit your request using the form below. You may also send a direct cancellation to

Please note that we require a 30 day cancellation notice for billing purposes.

Corporate Offices

47 East Saint Joseph Street

Arcadia, CA 91006

Our phone lines are open Monday–Friday between 9 AM and 5 PM PST.

However our central station is open for monitoring 24/7, 365 days a year.

Sales Inquiries (877) 432-9629

Central Station (800) 654-7678

Local (626) 446-7159

Fax (626) 446-5811


Your Info

Your Address

Your Account Info



By submitting this form, I authorize Post Alarm Systems to make change(s) to my alarm system monitoring permanent records. I hereby declare that I am the authorized principle of the account for the above requested changes and have provided the account Codeword/password for verification in this submittal.