Hours of Operation:
Sunday 8:00 PM ET to
Friday 8:00 PM ET
North America (toll free):
Phone: 1-866-267-9297
Fax: 1-877-839-3538Outside North America:
Phone: 1-613-270-2680
Fax: 1-613-270-3260


Mailing Address:
Entrust Inc
1000 Innovation Dr
Ottawa Ontario
K2K 3E7

To fax inquiries, support documents or to submit your Proof of Right, please use either of these numbers:

  • Fax: 1 (877) 839-3538 (toll free within North America)
  • Fax: 1 (613) 270-3260 (outside of North America)

Welcome to Entrust on-line support. Log your Service Requests (SR) into the Customer Support Database 24 hours a day. An SR number will be auto-generated and emailed to you after you submit this form. This number will be used to track your issue through to resolution. If you have multiple issues, a service request form is to be completed for each issue.

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