Disclosed in one embodiment is an antenna module which includes a printed circuit board (PCB) that includes a first surface, a second surface, and a third surface, a first antenna that is disposed on the first surface, a second antenna that includes a first portion disposed on the second surface, a second portion extended from the first portion so as to be adjacent to the third surface, and a third portion extended from the second portion so as to face the first antenna, at least one ground layer that is interposed between the first antenna and the second antenna, and at least one wire that feeds the first antenna and the second antenna. The first antenna and at least a portion of the first portion overlap each other when viewed in the second direction, and the first antenna and the second portion are disposed to be spaced from each other.