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Contact Potomac Security Systems

Request a free home alarm estimate anywhere in Montgomery County, Maryland, or reach our office about service and billing. We follow up promptly and give clear recommendations for your home.

Request a Free Estimate

We will call or email you back. If you would rather talk now, call (301) 767-0039 during office hours and you will often reach us directly.

Call Us

(301) 767-0039

Monday-Friday, 8:00 AM-5:00 PM

If we are out on a job or it is after hours, leave a message and we will call you back.

Existing customers: if your keypad is beeping or shows a trouble message, call us first. We can often fix it with you over the phone.

Email works well for insurance alarm certificates, contact list changes, replacement yard signs, and letting us know a closing date when you sell your home.

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Email Us

contactus@potomacalarms.com

Office

Potomac Security Systems
9821 Kendale Rd
Potomac, MD 20854

Alarm dispatch and emergency response are handled 24/7 by an independent monitoring station, which calls the phone numbers on file. Potomac Security Systems supports equipment, service, scheduling, and billing.
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