Abstract: A horn switch integrated with an airbag module, which is capable of utilizing the inside of a steering wheel more effectively by changing the mounting structure of a horn switch unit installed in the steering wheel, includes a fixed plate fixed in the steering wheel, a moving plate supported vertically movable by a plurality of coil springs mounted at an upper portion of the fixed plate and contacted with a lower portion of the airbag module, and a horn switch unit formed at an upper surface of the fixed plate and generating a horn when the moving plate is moved near or in contact with the fixed plate.