An image ordering system includes an order management apparatus and an image providing apparatus. The order management apparatus includes a first image storage section, an order receiving section which receives an order for printout of images, and an order information transmitting section which transmits order information to a contact address associated with ordered images. The image providing apparatus includes a second image storage section, an order information receiving section which receives the order information, an image searching section which searches the images stored in the second image storage section for images related to images indicated by the order information, and an image releasing section which releases the images found as a result of the search upon receiving a release permission.