On 07/20/2017 01:03 AM, isdtor wrote: > postfix only uses the aliases map for local delivery. If the recipient email address is fully qualified, local delivery is not even in the picture ... > postfix is not the problem here as the log shows > ... to=<root at csusb.edu>, orig_to=<root> ... I read it the other way around. orig_to=<root>, so the recipient address was not fully qualified to begin with. Alias expansion should be happening, so I suspect (as several people have suggested) that Chad simply never ran "newaliases".