WooCommerce makes it so easy to bring your store online to sell all kinds of physical and digital products. We have already covered plenty of extensions that let you better manage your store and serve your customers. Custom Order Numbers for WooCommerce is also worth a look. It is a handy plugin that gives you control over WooCommerce order numbers.
This plugin assigns custom numbers to new orders automatically. They can be random, sequential or based on ID. You have the option to add a prefix to order numbers and reset counter on daily or yearly basis. The premium version lets you assign manual order numbers and include dates in order numbers.