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open system manager &gt;&nbsp;Admin groups &gt;&nbsp;ur domain name &gt;&nbsp;servers &gt;&nbsp;ur &nbsp;exchange server&gt; First storage group&gt; mailbox store &gt;&nbsp;mailboxes.<br />
than go to view -&gt;add/remove colums -&gt;choose storage limits
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open system manager > Admin groups > ur domain name > servers > ur  exchange server> First storage group> mailbox store > mailboxes.
than go to view ->add/remove colums ->choose storage limits

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I have what I believe will be a simple question to answer...<br />
<br />
From the Exchange server, how can I check the size of users mailboxes?
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I have what I believe will be a simple question to answer...

From the Exchange server, how can I check the size of users mailboxes?

Check Mailbox size on Exchange Server 2003

Exchange is the server side of a collaborative application product that is part of the Microsoft Server infrastructure. Exchange's major features include email, calendaring, contacts and tasks, support for mobile and web-based access to information, and support for data storage.