An antenna module disposed inside a conductive cover and performing near field communications includes: a wiring portion having antenna wirings formed on an insulating substrate and having a first surface facing an inner surface of the conductive cover and a second surface opposing the first surface; a first magnetic portion disposed between the first surface of the wiring portion and the conductive cover; and a second magnetic portion disposed on the second surface of the wiring portion, wherein the first magnetic portion and the second magnetic portion are disposed to partially overlap each other or to have edges thereof in vertical correspondence with each other.