But for this, you will submit or add your website in Yahoo but users face the issue and don't know that how can they submit own URL to Yahoo.
So now i tell you that Yahoo doesn't provide any tool to submit your website on their webmaster but it has a bond partnership with Bing and Use Bing webmaster tool to submit and provide the rank to any website.
So that to submit URL on Yahoo just visit at https://www.bing.com/toolbox/submit-site-url (Bing Submit Url Tool).
Yahoo! Mail is an email service provider by an American company named Yahoo. Yahoo Mail service is the third largest email service provider in the world. The service offers four different plans: three for personal use including Basic, Plus, Ad Free and… United State - USA