This plugin extends WooCommerce by setting sequential order numbers for new orders.
This plugin will allow a user to add up to two additional internal product identifiers in addition to the GTIN, EAN, SKU or UPC to the order process.
Sequential Order Numbers for WooCommerce - Plugin for change woocommerce orders number. Create your own order number type.
“Set Custom Order number” plugin helps to easily manage store order numbering using prefixes and suffixes to custom starting numbers and characters.