All solved now - thanks for your help guys! The changes I made were: virtual_mailbox_domains = $transport_maps
to: virtual_mailbox_domains = mydomain.com Added: virtual_transport = maildrop virtual_mailbox_maps = hash:/etc/postfix/virtual
All solved now - thanks for your help guys! The changes I made were: virtual_mailbox_domains = $transport_maps
to: virtual_mailbox_domains = mydomain.com Added: virtual_transport = maildrop virtual_mailbox_maps = hash:/etc/postfix/virtual