You will find this number in the subject of the email where we confirmed your voucher.
ex: BAR-F4F43DBE63E
the order number is in your email confirmation. It usually either 6 or 19 digit number. If you don't have an order number enter 000
e.g. How do I make a booking?
Please enter the details of your request. A member of our support staff will respond as soon as possible.