Link to a phone number using a tel: link. A tel: link is like an http: link, but it will call a phone number instead of open a web page when you click it.
In an HTML creative, use an <a> tag with a tel: link like this:
With an image or flash creative, enter a click url with a tel: link like this
Most modern devices support Click-to-Call, but make sure the target device supports it before using it in a Campaign.
Do not write
http:or // in a tel: link. This will break the link.
Include the country code (e.g. +46) in the phone number, so that the link will work for international callers.
Some mobile devices do not support blank spaces in the phone number (use the dash sign, -, instead of blank spaces to visually separate blocks of numbers). Also avoid # and *