Auto format phone number input field

1. How to format phone number in HTML?
2. How do you enter phone number in correct format?

How to format phone number in HTML?

“Tel: 123-456-7890 “creates the HTML phone number. The number within the quotes is the number it will call. The number within the >< tags is the visual portion and it can be anything you want it to be including the phone number, a line of text such as “Click to Call” or “Call Now”, or any other call to action you want.

How do you enter phone number in correct format?

To format phone numbers in the US, Canada, and other NANP (North American Numbering Plan) countries, enclose the area code in parentheses followed by a nonbreaking space, and then hyphenate the three-digit exchange code with the four-digit number.