A method for providing a location based avatar messenger service includes transmitting, by a user terminal, location information of the user terminal to an external system; receiving, by the user terminal, information on users located in a vicinity of the user terminal from the external system; obtaining, by an image sensor of the user terminal, at least one image; and displaying, on a display of the user terminal, the at least one image and a first set of avatars associated with the users located in the vicinity such that the first set of avatars is superimposed on the at least one image, the first set of avatars including one or more avatars, the one or more avatars corresponding, respectively, to one or more users from among the users located in the vicinity.