Howdy,
You can add Additional email addresses to your Apple ID as explained in
About your Apple ID email addresses
Additional email addresses
Add extra email addresses to your account to help people find you on Apple services like FaceTime, iMessage, and Find My.
Additional email addresses
Many of us have more than one email address that friends and family use to reach us. Add an email address that you commonly use to your Apple ID account, so people can easily find and communicate with you on Apple services like FaceTime, iMessage, Shared Albums, iWork collaboration, and Find My.
Add an additional email address
- Sign in to your Apple ID account page.
- Click Edit in the Account section.
- Under Reachable at, select Add More.
- Enter your additional email address. Make sure you're not already using it as an Apple ID.
- We'll send a verification to that address. Didn't get the email?
- Enter the verification code and click Verify.
ivan