This plugin can be used for for easy phone number input in international format with using flags of countries. Consist the option to set country automatically (using client IP) and phone number validation. To start plugin work – you need to activate it and enable “Friendly int. phone field” on your “Phone” field. It’s really simple.

Also check WP WooCommerce version of the plugin here: Link

Features:

New! Ability to prevent form submit without correct phone number[s]
Comfortable usability via admin panel
Works with any Wordpress theme
Cross browser compatibility
No coding required

Available filters:

gfip_prevent_wrong_phone_submit – Prevent form submit without correct phone number[s]
gfip_success_message – Custom “Phone is correct” frontend message
gfip_fail_message – Custom “Phone is incorrect” frontend message
gfi_show_only_countries – accept array of country codes which you want to show in list
gfi_initial_country – initial country code, if not set it will take user country country from IP address
gfi_preferred_countries – array of preferred countries

Available filters examples:

add_filter('gfip_prevent_wrong_phone_submit', function ($enabled) {
    $enabled = true;
    return $enabled;
}, 10, 1);

 add_filter( 'gfip_success_message', function ($message) {
    $message = 'Correct!';
    return $message;
 }, 10, 1 );

 add_filter( 'gfip_fail_message', function ($message) {
    $message = 'Incorrect :(';
    return $message;
 }, 10, 1 );

add_filter('gfi_show_only_countries', function(){
    return ['ua', 'us', 'gb'];
});

add_filter('gfi_initial_country', function(){
    return 'ua';
});

add_filter('gfi_preferred_countries', function(){
    return ['ua', 'gb'];
});

v 1.2.3 - 22/02/2025
- Compatibility fixes (+ Orbital theme support)

v 1.2.2 - 09/07/2021
- Changed the way of phone validation
(from now phone number will be validated on keyup event instead of the blur event)

v 1.2.1 - 24/09/2020
- Localization implemented
- Ability to prevent form submission without correct phone number[s]

v 1.2 - 22/03/2020
- Filters added

v 1.1.1 - 02/11/2019
- Bug fix

v 1.1 - 12/08/2019
- Multiple forms instances on a single page support added

v 1.0 - 07/07/2019
- First stable release

Gravity Forms international phone input WordPress Plugin