I have old yahoo addresses that refuse to die. My "main" email is Gmail, but all of my domains are hosted on Dreamhost and have email, so I have addresses on al

I have old yahoo addresses that refuse to die. My "main" email is Gmail, but all of my domains are hosted on Dreamhost and have email, so I have addresses on all of them also, but forward to my Gmail for reading/cataloging. Work uses a Microsoft account.