You may find it useful to have additional search fields in the WooCommerce orders page in the WP admin area. Add the function below to your child theme functions.php file.

/* add search fields to woocommerce orders page Allowed search fields: _order_key _billing_first_name _billing_last_name _billing_company _billing_address_1 _billing_city _billing_postcode _billing_country _billing_state _billing_email _billing_phone _order_items */ add_filter( ‘woocommerce_shop_order_search_fields’, ‘woocommerce_shop_order_search_order_total’ ); function woocommerce_shop_order_search_order_total( $search_fields ) { $search_fields[] = ‘_billing_first_name’; $search_fields[] = ‘_billing_last_name’; $search_fields[] = ‘_billing_company’; $search_fields[] = ‘_billing_address_1’; $search_fields[] = ‘_billing_city’; $search_fields[] = ‘_billing_postcode’; $search_fields[] = ‘_billing_state’; $search_fields[] = ‘_billing_email’; $search_fields[] = ‘_billing_phone’; return $search_fields; }