The fast growing evolutions in our organizations and the organizations attempt to manage these changes efficiently reveals that in order to tackle these problems, which are threatening the existence of our organizations, and convert them into development chances we need to supply our organizations with KNOWLEDGE and KNOWLEDGE management. Having done this, it would be possible to pass through the labyrinth of current changes in today’s world and make our organizations grow in an efficient manner. In fact, KNOWLEDGE is a tool which can convert natural and individual assets into wealth and direct us to progress and improvement. In this article, with the aid of a literature survey, the concept of KNOWLEDGE and its types, KNOWLEDGE management and its associated models as well as its goals and obstacles especially in governmental organizations are described. Afterwards, there is a conclusion on how to expedite this procedure and finally, the current situation in Police Organization is discussed via interviews and document studies. This approach has been followed several times in recent years and has led to a number of outcomes.