How to connect my e-mail address to my Gmail or Yahoo account?
If you have set up e-mail forwarding at the domain registration company, you can connect your own e-mail address to your Gmail account. This way, people who receive e-mail from you, will see your own e-mail address as the sender (e.g. “email@example.com”).
You can use this address as your primary e-mail address in Gmail.com by following the instructions:
For Yahoo, check: