WooCommerce - Remove billing address, fone and company fields

wc-remove-billing-fields.php

<?php
/**
 * Plugin Name: WooCommerce Remove billing fields
 * Description: Remove billing address, fone and company fields from WooCommerce checkout.
 * Author: Claudio Sanches
 * Author URI: https://claudiosmweb.com
 * Version: 0.0.1
 * License: GPLv2 or later
 */

function cs_woocommerce_remote_billing_fields( $fields ) {
	unset( $fields['billing_phone'] );
	unset( $fields['billing_address_1'] );
	unset( $fields['billing_address_2'] );
	unset( $fields['billing_city'] );
	unset( $fields['billing_postcode'] );
	unset( $fields['billing_state'] );
	unset( $fields['billing_country'] );
	unset( $fields['billing_company'] );

	$fields['billing_email']['class'] = array( 'form-row-wide' );

	return $fields;
}

add_filter( 'woocommerce_billing_fields', 'cs_woocommerce_remote_billing_fields' );