A portable communication device that cradles a first and a second display units at a same angle, and a slide-type cradling apparatus thereof are disclosed. The portable communication device includes: a first housing; a second housing including a first display unit and facing the first housing when being slid and cradled at a known incline angle; and a third housing including a second display unit, and being introduced into the first housing before the second housing is slid and being withdrawn from the first housing after the second housing is slid such that the second housing is inclined and the third housing is inclined in an extension direction of the second housing.