View Microsoft Exchange 2007 Mailbox Sizes

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This is a short tutorial for those who want a quick and easy way to view their mailbox sizes in Microsoft Exchange 2007.

Exchange 2007 Mailbox Sizes

Step 1

Launch the Exchange Management Shell.

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Step 2

Copy and paste the following into the shell window.

Get-MailboxStatistics | Sort-Object TotalItemSize -Descending | ft DisplayName,@{label=”TotalItemSize(MB)”;expression={$_.TotalItemSize.Value.ToMB()}},ItemCount 

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Step 3

The mailboxes will then be displayed in three columns, mailbox display name, mailbox size, and item count.

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Check out this link for information on exporting archive sizes via Powershell to CSV from Office 365 hosted archive services.