rwit-phone-formatter
folder to the /wp-content/plugins/
directory.You can easily change the default country from the RWIT Phone Formatter settings tab.
Copy the shortcode from RWIT phone formatter settings page and paste it to contact form 7 and save the changes.
check the required field from RWIT phone formatter settings page and save the settings. Then copy the generated shortcode and paste it into the contact Form 7 and save the changes.