There is a growing interest of academicians and practitioners for corporate reputation since it is an important factor, which creates beneficial outcomes for the firms. In the literature, corporate reputation is studied on the ground of external stakeholders. However, employees as internal stakeholders are also as important as the external ones, and we know little about how corporate reputation affects employees’ organizational behaviors. This study purposes to fulfill that gap and aims to identify the effect of corporate reputation an organizational citizenship behavior (OCB). As a result of the study, it was found that corporation reputation positively affects altruism, courtesy, civic virtue and consciousness while does not have any influence on sportsmanship.