An attachment structure for an antenna which assures a good performance of the antenna and an electronic apparatus which can be miniaturized while assuring a good performance of an antenna are disclosed. The includes a display block capable of displaying various display screens thereon, and an attachment base made of a metal and having the display block attached thereto. The attachment base is positioned at least on the rear face side of the display block. The electronic apparatus further includes an antenna for performing radio communication therethrough. Each of the attachment base and the antenna has a positioning element provided thereon such that the positioning element of the antenna is positioned on and with respect to the positioning element of the attachment base to attach the antenna to the attachment base positioned on the rear face side of the display block.