The present invention provides a system for obtaining and distributing calendar information from one or more calendar sources, as may be defined by a user, in a manner that allows for easy incorporation of the obtained calendar information into a personal or group calendar database. A collection and distribution unit is provided for obtaining calendar information from a predetermined calendar source. If necessary, the collection and distribution unit may convert the obtained calendar information into a predetermined format. Calendar data is distributed by the collection and distribution unit in accordance with preferences specified by a subscriber record.