Script Download: ImportUsersFromCSVFile.zip
http://gallery.technet.microsoft.com/scriptcenter/Bulk-import-the-user-568abc5f
This script can be used by an Office365 administrator to batch add user information from a CSV file.
Sometimes an Office365 administrator must add many users to Microsoft Office365. For example, when an organization first uses Office365, they must import all members to the system.
You can find more All-In-One Script Framework script samples at http://aka.ms/onescriptingallery