For legal reasons, I would like to know if cloud document servers are in Quebec. if not, are they in Canada?
Office 365 is now Multie-Geo Location supported. Yes it has the dataCenter in the canada. you can check it here.
Here are the list of all available data centers:
Australia, Asia Pacific, **Canada**, European Union, France, India, Japan, Korea, United Kingdom, and United States.
Multi-Geo is currently available to customers with a minimum of 5,000 Office 365 services subscriptions. Contact your Microsoft representative for details.
Are you the Tenant / Global admin? If so, go to the https://admin.microsoft.com/ site, click Settings and the Organization Profile. Scroll down and find:
Or in the portal click Support and make a Service Request to ask for the exact location.