Adds Billing Address and Shipping Address (via the Shipping Add On) to the Edit User profile, frontend Member Profile Edit, and the Add Member Admin page.

add_billing_shipping_fields_to_profile_and_add_member.php

<?php
/*
 * Adds Billing Address and Shipping Address (via the Shipping Add On) to the Edit User profile,
 * frontend Member Profile Edit, and the 'Add Member' page in the WordPress admin.
 *
 * You can add this recipe to your site by creating a custom plugin
 * or using the Code Snippets plugin available for free in the WordPress repository.
 * Read this companion article for step-by-step directions on either method.
 * https://www.paidmembershipspro.com/create-a-plugin-for-pmpro-customizations/
 *
 */
function add_billing_shipping_fields_to_profile_and_add_member() {


	//define the fields
	$fields = array();

	// Billing Address fields added to profile (true) and addmember (true).
	$fields[] = new PMPro_Field( 'pmpro_baddress1', 'text', array( 'label' => 'Billing Address 1', 'size' => 40, 'profile' => true, 'required' => false, 'addmember' => true ) );
	$fields[] = new PMPro_Field( 'pmpro_baddress2', 'text', array( 'label' => 'Billing Address 2', 'size' => 40, 'profile' => true, 'required' => false, 'addmember' => true ) );
	$fields[] = new PMPro_Field( 'pmpro_bcity', 'text', array( 'label' => 'Billing City', 'size' => 40, 'profile' => true, 'required' => false, 'addmember' => true ) );
	$fields[] = new PMPro_Field( 'pmpro_bstate', 'text', array( 'label' => 'Billing State', 'size' => 10, 'profile' => true, 'required' => false, 'addmember' => true ) );
	$fields[] = new PMPro_Field( 'pmpro_bzipcode', 'text', array( 'label' => 'Billing Postal Code', 'size' => 10, 'profile' => true, 'required' => false, 'addmember' => true ) );
	$fields[] = new PMPro_Field( 'pmpro_bcountry', 'text', array( 'label' => 'Billing Country', 'profile '=>true, 'required' => false, 'addmember' => true));
	$fields[] = new PMPro_Field( 'pmpro_bphone', 'text', array( 'label' => 'Billing Phone', 'size' => 40, 'profile' => true, 'required' => false, 'addmember' => true ) );

	// Shipping Address fields added to addmember (true). These fields are already shown on profile by the Add On.
	$fields[] = new PMPro_Field( 'pmpro_saddress1', 'text', array( 'label' => 'Shipping Address 1', 'size' => 40, 'required' => false, 'addmember' => true));
	$fields[] = new PMPro_Field( 'pmpro_saddress2', 'text', array( 'label' => 'Shipping Address 2', 'size' => 40, 'required' => false, 'addmember' => true));
	$fields[] = new PMPro_Field( 'pmpro_scity', 'text', array( 'label' => 'Shipping City', 'size' => 40, 'required' => false, 'addmember' => true));
	$fields[] = new PMPro_Field( 'pmpro_sstate', 'text', array( 'label' => 'Shipping State', 'size' => 10, 'required' => false, 'addmember' => true ) );
	$fields[] = new PMPro_Field( 'pmpro_szipcode', 'text', array( 'label' => 'Shipping Postal Code', 'size' => 10, 'required' => false, 'addmember' => true));
	$fields[] = new PMPro_Field( 'pmpro_scountry', 'text', array( 'label' => 'Shipping Country', 'required' => false, 'addmember' => true));
	$fields[] = new PMPro_Field( 'pmpro_sphone', 'text', array( 'label' => 'Shipping Phone', 'size' => 40, 'required' => false, 'addmember' => true));	

	// Add a field group to put our fields into.
	pmpro_add_field_group( 'Shipping Address' );
 
	// Add all of our fields into that group.
	foreach ( $fields as $field ) {
		pmpro_add_user_field(
			'Shipping Address',			// Which group to add to.
			$field					// PMPro_Field object
		);
	}
}
add_action( 'init', 'add_billing_shipping_fields_to_profile_and_add_member' );