<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css"> <script src="//maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js"></script> <script src="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script> <!------ Include the above in your HEAD tag ----------> <div class="container"> <h3 class="row">Click on number to copy number dial pad in mobile</h3> <div class="row"><p><a href="tel:1234567890">1234567890</a></p></div> <h3 class="row">Click on mail to open default mail browser dial in computer or laptop</h3> <div class="row"><p><a href="mailto:example@gamil.co">example@gamil.com</a></p></div> <h3 class="row">Click on number to directly open whatapp in mobile</h3> <div class="row"><p><a href="https://api.whatsapp.com/send?phone=1234567890" targer="blank">1234567890</a></p></div> </div>