Default Magento 2 provides a facility to manage order numbers. What if you want a custom order string to handle orders of your store? Custom Order Number Extension for Magento 2 allows users to set a custom format for order numbers. With custom order numbers the store owner can effortlessly manage their databases. The admin can set prefix and postfix for the order numbers. The module permits the store owners to set custom order numbers for the invoice, shipment, order, and credit memo IDs. It becomes easy for store owners to easily identify the orders and difficult for customers and competitors thus providing the security of order details.