Click on a form below to contact us online.
For immediate response call toll free 866.543.1246.
Service plans designed to maintain the quality performance of your security system.
Choose from 3 great plans to protect your security investment, and save money too.With Interface Protection Plus service and extended warranty plans, you’ll save money on annual inspections, maintenance, system upgrades and additional security services.
Protection Plus – Annual Inspection Plan
Keep your system in top working condition with a Protection Plus Annual Inspection Plan. Once a year, your system gets a thorough examination by an expert technician. We inspect, test and clean all system components, keypad functions, contacts and batteries. We'll calibrate motion detectors, inspect and clean smoke and heat detectors, and schedule a central station test to make sure that your system is communicating the way it should. You can even add additional systems to your plan, including entry management and video surveillance.
This plans qualifies you for a 10% discount on Interface’s standard retail pricing for system upgrades or additions to your security system. Protection Plus Annual Inspection plans cover both residential and commercial customers.
Protection Plus Gold
Interface’s Protection Plus Gold extended warranty and maintenance plan covers all labor charges and replacement parts of any system component when service is performed during normal business hours – Monday through Friday from 8:00 a.m. to 5:00 p.m. Protection Plus Gold also qualifies you for a 10% discount on Interface’s standard retail pricing for system upgrades or additions.
Protection Plus Platinum
Interface’s Protection Plus Platinum plan offers residential and commercial customers both the following services:
Fill out the form below to sign up now and get three months free!
Protecting your friends can be rewarding.
Do your friends, neighbors and business associates a favor. Refer them to Interface for 24-hour protection for their home, family or business. For every prospective customer you refer that leads to a sale, we'll be pleased to reward you with a $50.00 check to thenk you for helping us grow.
Everyone you refer will appreciate Interface Security Systems for the same reasons that you do.
We provide:
And most importantly, our commitment is to protect your home, family or business against theft, vandalism, fire and other life safety emergencies. Fill out the form below and you will instantly qualify for your $50 reward for each referral that leads to a sale. Many of our customers pay for the entire cost of their annual security services through our Customer Rewards Program!
The Interface Customer Care Center reaffirms our commitment to excellence. This mission is shared by our management and operational personnel throughout the organization.
For general service and support issues:
Customer Care Center 1.866.593.3480
CustomerService@Interfacesys.com
Interface Digital Voice Customer Help Desk 1.800.350.4469 IDVcustomerservice@interfacesys.com
Service 1.800.249.0190
Website
Contact for website issues only (functionality, content, etc.) MarCom@interfacesys.com

Contact Us Online
Fill out one of the forms below to contact us online.
Your request will be processed within the next business day.
Your request will be processed within the next business day.
Online Bill Pay
Click here to pay your bill online.
Billing
Contact an account representative
by phone
1.866.593.3485
billing@interfacesys.com
Interface Systems/Greater Alarm customers
1.800.621.9310
Sign Up for Direct Pay
Click here to download the form to sign up for direct pay. Please complete and print out and fax to:
Interface Security Systems
Attn: Direct Pay Plan
3773 Corporate Center Drive
Earth City, MO 63045
Fax: 314.595.0379
Or you can contact an Account Representative or fax a form to:
Interface/Hawk customers: 1.866.593.3485.
Interface Systems/Greater Alarm customers: 1.800.621.9310.
FAQs
Need more information about your billing? Check the frequently asked questions below.
If your questions were not answered below, please contact an account representative
Having trouble with your alarm system? Check the FAQs below.
Arkansas
Little Rock, ARCalifornia
Southern California Region - webNorthern California Region
735 Sunrise Avenue, Suite 118
Roseville, CA 95661
916.789.2288
Fax: 916.789.2299
Illinois
Peoria, ILIndiana
Indianapolis, IN
11805 North Pennsylvania Street
Suite 133
Carmel, IN 46032
317.844.3063
Fax: 317.843.9163
Louisiana
Alexandria, LA
2112 North Bolton
Alexandria, LA 71303
318.445.0364 / 318.445.3800
Fax: 318.445.6593
Lake Charles, LA
2200 E. Prien Lake Road
Lake Charles, LA 70601
800.574.1600 | 337.478.3112
Fax / Sales & General: 337.439.3892
New Orleans, LA
524 Elmwood Park Blvd., Suite 140
New Orleans, LA 70123
800.464.6246 | 504.887.8585
Fax: 504.887.2124
Shreveport, LA
1520 N. Hearne Suite 108
Shreveport, LA 71107
800.279.2721 | 318.222.7258
Fax: 318.459.3856
West Monroe, LA
2916 Cypress St., Suite 3
West Monroe, LA 71291
318.397.8900
Fax: 318.322.3228
Mississippi
Greenville, MS
2355 Highway 1 South
Greenville, MS 38701
662.335.5300
Fax: 662.390.8918
Hattiesburg, MS
124 Grand Drive, Suite 1070
Hattiesburg, MS 39401
601.261.3230
Fax: 601.268.9172
Missouri
St. Louis, MO - webNew Mexico
Albuquerque, NMPennsylvania
Hanover, PA
10 West Middle Street
Hanover, PA 17331
800.457.5216 | 717.845.3911
Fax: 717.845.8217
Tennessee
Memphis, TNTexas
Dallas-Fort Worth, TX
14500 Trinity Blvd., Suite 100
Fort Worth, TX 76155
817.785.0200-Hawk Security Svc.
817.785.0202-Hawk Healthcare Svc.
Fax: 817.785.0160
Longview, TX
1105 Judson Suite B
Longview, TX 75601
800.753.1546 | 903.757.5500
Fax: 903.758.1423
San Antonio, TX
10203 Kotzebue, Suite 106
San Antonio, TX 78217
210.822.8941
Fax: 210.822.3475
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