Office 365 is a productivity suite of services hosted in Microsoft's public cloud that also includes the latest version of Office desktop applications.

To know where your data is stored based on your location, please go to https://products.office.com/en-us/where-is-your-data-located?geo=All to see all the regions where Microsoft has data centers that host Office 365 services.

If your organization is based in Europe, and the headquarters is in Portugal, for example, the data center locations, by default, are as follows:

• Ireland
• Netherlands
• Austria
• Finland

Continuing with the example of the main services in the Europe region, you can see where each service resides based on its location:

If you need to know more about where your data is, such as how the data is stored and who owns and has access to it, you can access the following sites:

• Office 365 Trust Center: For more information refer to https://products.office.com/en-us/business/office-365-trust-center-welcome
• Data location: For more information refer to http://o365datacentermap.azurewebsites.net/