A geographic information providing system in a personal webpage is disclosed. The geographic information providing system can include a GPS information storing unit, receiving GPS coordinate information related to a location of a user and additional information from a mobile communication terminal and storing the received GPS coordinate information and additional information; a map data loading unit, loading map data having a location corresponding to the GPS coordinate information if a request to access the stored GPS coordinate information and additional information is received; and a temporary layer generating controlling unit, generating a temporary layer to mark the location corresponding to the GPS coordinate information on a loaded map in a form capable of being identified by the user and providing control information for displaying the location corresponding to the GPS coordinate information. With the present invention, the location information related to a place visited by the user can be easily stored using a mobile communication terminal.