Contact Us

Support

Home & Home Office Support

Free Installation & Support
1-877-205-7962

Customer Service
North America: 1 (877) 906-8816
Australia/NZ: (180) 083-9425
United Kingdom: (800) 635-0752
Other Countries: +1 (703) 286-6449
Online: Click Here

Business Support

Note: Total Defense for Business is now iSheriff

Customer Services
Help with order inquiries, licensing and changes to contact information.
1-888-504-9800
Open a Customer Service issue Online

Technical Support
Help with technical questions, product issues and remote deployment.
Log into Support Online

Partner Support

Have questions?
Call a Total Defense Partner Specialist:

1-800-456-8000 x76151
1-864-349-4547
1-800-237-8931 x75174

Office Locations

New York

Headquarters
100 Motor Parkway
Hauppauge, NY 11788
United States

Florida

Customer Escalation Center
P.O. Box 1339
Deerfield Beach, FL 33443
1 (877) 906-8816