Configure International addresses & set a non-US default country

pmpro-set-default-country.php

<?php
/*
Plugin Name: PMPro: Set Default Country for Billing Page
Plugin URI: http://www.paidmembershipspro.com/wp/pmpro-customizations/
Description: Configure International addresses & set a non-US default country
Version: 1.0
Requires: 4.0
Author: Thomas Sjolshagen @ Paid Memberships Pro <thomas@eighty20results.com>
Author URI: http://www.eighty20results.com/thomas-sjolshagen/
License: GPL2
License URI: https://www.gnu.org/licenses/gpl-2.0.html
*/

function e20r_set_default_country( $country ) {

	// TODO: Replace with 2 letter country code of choice
	return 'NZ';
}

add_filter('pmpro_default_country', 'e20r_set_default_country');
add_filter('pmpro_international_addresses', '__return_true' );