Add new SMTP primary address in MS Exchange Server 2007

Do you need an easy way to add a new primary SMTP address to a group of mailboxes? The following command creates a new e-mail address policy that assigns the @contoso.com domain to the primary SMTP address of all mailboxes with Contoso in the company field:

New-EmailAddressPolicy -Name Contoso -RecipientFilter {Company -Eq "Contoso"} -EnabledPrimarySMTPAddressTemplate "@contoso