Find User Mailbox creation Date In Exchange 2013 And 2016

If you need to find out when a specific user mailbox was created In Exchange 2016,2013, 2010, 2007 you can use the PowerShell cmdlet below:

Type the cmdlet below:

Get-Mailbox administrator | Select-Object whencreatedUTC

To find User creation date In active Directory visit the article Find User Creation Date In Active Directory.


  1. tosshal – An IT professional with 8+ years of experience in different technologies. Loves to travel and drive to unknown places and get hooked up with nature.
    Tosin says:

    This will give only the AD account creation. To check the MBX date need to run Get-Mailbox | ft Name,WhenMailboxCreated

    You cna also put an identity of looking for a specific mbx

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