The present invention relates to a system and method for supporting contact reminding and includes: a contact history database for storing information on a contact history; an unregistered contact point obtaining unit for obtaining an unregistered contact point which has not been registered with an address database, based on the contact history stored in the contact history database; and a contact point recommending unit for calculating contact statistics for a preset certain period by using the contact histories of the obtained unregistered contact points, determining, as a recommended contact point, an unregistered contact point from which contact has not been received recently, based on the calculated contact statistics of the unregistered contact points and the number of times that contact has been made for a recent certain period, and informing a user of the determined recommended contact point.