html link to call phone number
<a href="tel:+44-785-7895">+44-785-7895</a>
Source:htmlf1.com
html make phone number callable
link to call a phone number
<a href="tel:123-456-7890">CLICK TO CALL</a>
Source: www.elegantthemes.com
<a href="tel:+44-785-7895">+44-785-7895</a>
<a href="tel:123-456-7890">CLICK TO CALL</a>