Certainly. A user can have numerous email addresses by building email aliases. You are able to insert around 30 email aliases for each user. You'll have to disable the zimbraMailboxMoveSkipBlobs and zimbraMailboxMoveSkipHsmBlobs characteristics to the supply(NG) server prior to initiating the account migration. Intuit Support will help you speedily craft https://www.hostscheap.com/zimbra-migration-service