Export to CSV all your Exchange 2010-2007 Email Addresses

This Powershell command will export all SMTP Email addresses from Exchange 2010-2007 to CSV file.

Get-Mailbox -ResultSize Unlimited |Select-Object DisplayName,ServerName,PrimarySmtpAddress, @{Name=“EmailAddresses”;Expression={$_.EmailAddresses |Where-Object {$_.PrefixString -ceq “smtp”} | ForEach-Object {$_.SmtpAddress}}} | Export-CSV c:\smtp.csv -NoTypeInformation