Sellers are allowed to display multiple mobile numbers to provide the buyers with a contact option they preferred. These numbers can also be connected to Viber. Follow these steps to set up:
Log in to your account.
Select ‘Account’ in the left sidebar menu.
On the ‘Other Contact Channels’ field, select ‘Viber’ in the dropdown menu ('Mobile' option is set as default in the dropdown menu).
Input the mobile number that you want to add.
Select the ‘Add’ button to add the new contact.
A Viber logo will appear beside the mobile number that you registered.
Check out how to add regular mobile number.