HTML <input> Tag with 'type=tel'

<form name="myForm" action="">
<input type="tel" name="myTelField" value="12345678">

The above example demonstrates usage of the <input> element with the type attribute set to tel (i.e. type="tel").

The tel value represents a control for editing a telephone number given in the element's value.

The tel type doesn't enforce a particular syntax. There are many different telephone formats all over the world with various requirements to do this effectively with one generic value. To enforce a particular format, you can use the pattern attribute, which allows you to specify a regular expression against which the control's value.