Wix Learning Center

To create a Yahoo! Small Business Email:
1. Go to this link.
2. Under the 1 email option, click Sign Up.

3. If you already have a domain name, click Use it with this order.

4. Type your domain name and click Search.
5. Follow the prompts to create a Yahoo! Small Business account.

You now have a Yahoo! Small Business account.

In order to use Yahoo's email, Yahoo requires full control of your DNS records.
Therefore, if you're using Yahoo email and:

You have a domain from another registrar: To connect your domain and keep your domain email, please use Yahoo's DNS and connect your domain to your Wix site by pointing. To do so, ask your domain host to create two A records, one for www.yourdomain.com and one for yourdomain.com.
The A records should both point to the Wix IP in this box below (if you are not logged in, please log in first):

For instructions on how to point your domain to the Wix servers, click here.

You have purchased your domain from Wix: Since Yahoo mail requires full control over your DNS records, we recommend transferring your domain away from Wix and to Yahoo. and connecting your domain to your Wix site by pointing. To do so, ask your domain host to create two A records, one for www.yourdomain.com and one for yourdomain.com. 
The A records should both point to the Wix IP in this box below (if you are not logged in, please log in first):

For instructions on how to point your domain to the Wix servers, click here.
For more information on transferring a Wix domain, please click here.