An electronic device includes: a housing including a front plate, a rear plate disposed opposite the front plate, and a side bezel enclosing at least a portion of a space between the front plate and the rear plate; a display disposed in the space and visible through at least a portion of the front plate, wherein the display includes a first layer including a plurality of pixels; and a second layer disposed at the first layer and including an opening; and an antenna module disposed in the space, wherein the antenna module includes a printed circuit board including a first surface facing away from the first layer through the opening and a second surface facing opposite the first surface; at least one antenna element disposed on the first surface, or inside the printed circuit board closer to the first surface than the second surface; and a communication circuit disposed at the second surface of the printed circuit board, the communication circuit configured to transmit and/or receive signals of a selected or designated frequency band through the at least one antenna element.