Abstract: Provided is a server and a method for processing delivery information and verifying an attendance, in which the method includes receiving attribute information about delivery items for which delivery is requested among items registered in a product selling server and location information about a location to which the delivery items are to be delivered, receiving area information about an area in which at least one deliverer delivers the delivery items to a user and load information about a load capacity to perform combined delivery by the at least one deliverer, determining bundled items to be delivered through the combined delivery among the delivery items, an optimal deliverer to deliver the bundled items among the at least one deliverer, and at least one candidate delivery route through which the optimal deliverer delivers the bundled items, based on the attribute information, the location information, the area information, and the load information, and determining an optimal delivery route among the at le