href tel and phone code example
Example 1: html telephone link
<a href="tel:1234657890">Call (123)456-7890</a>
Example 2: href phone
<a href="tel:+5511981724236">98172-4236</a>
<a href="tel:1234657890">Call (123)456-7890</a>
<a href="tel:+5511981724236">98172-4236</a>