You can use the users
endpoint to list the personal information of all users, such as username, phone, email, etc. The request is as follows:
https://graph.microsoft.com/v1.0/users
Here are the results of my tests in Graph Explorer.
More information about users
endpoint:
https://learn.microsoft.com/en-us/graph/api/user-list?view=graph-rest-1.0&tabs=http
Hope this helps.
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