If you wish to create a contact category (or group) in your Yahoo Mail account, follow the step by step instructions provided below:
· Click on the Contacts icon in your Yahoo Mail account.
· Now, select All Contacts option.
· Choose the contacts that you wish to add in a group together.
· After selecting required contacts, click on the Assign Contacts button.
· Enter a suitable name for the Contact Category's title and click on the Done button.
· The new Contact Category will get added to your Yahoo Mail account.