How to Add Product SKU to WooCommerce Order Numbers?

SKUs are unique product IDs and adding them to the WooCommerce order numbers helps store owners effortlessly manage their inventory. As the sold products are quickly identified using SKU straight from the orders table, it is easy for store owners to update stock levels. Now, let’s see how this WooCommerce customization is implemented via a handy code snippet.

Solution: Add Product SKU to WooCommerce Order Numbers

The code snippet modifies WooCommerce order numbers to include the SKUs of the products in the order.

add_filter( 'woocommerce_order_number', 'ts_add_product_sku_to_order_number', 1, 2 );

function ts_add_product_sku_to_order_number( $order_id, $order ) {
    // Get order items
    $items = $order->get_items();

    // Extract SKUs from order items
    $skus = array();
    foreach ( $items as $item ) {
        $product = $item->get_product();
        if ( $product ) {
            $skus[] = $product->get_sku();
        }
    }

    // Concatenate SKUs with order ID
    $order_number_with_skus = implode( '-', $skus ) . '-' . $order_id;

    return $order_number_with_skus;
}

Output

The product SKUs are appended to WooCommerce order numbers that helps to quickly identify and track orders.

Do you want to simply track orders and its inventory based on categories? Then you can add product category name to WooCommerce order numbers, that allows store owners to monitor and manage stock levels by category.