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Exchange Mailbox Size

Powershell command to get a list of your environments mailboxes and how large they are. This command outputs the list to C:\emailSize.txt

Powershell Command
Get-Mailbox -resultsize unlimited | Get-MailboxStatistics | Sort -Property TotalItemsize | Format-Table DisplayName, LastLoggedOnUserAccount, ItemCount, @{expression={$_.totalitemsize.value.ToMB()}; label="Size(MB)"}, LastLogonTime, LastLogoffTime >> c:\\emailSize.txt