Communication happens in schools conducted internally within the school, outside school as well as external. Internal communications conducted by school members in the school environment, including the school committee, either upward communication, downward communication, horizontal communication and diagonal communication. While external communications related to the communication carried out with public school education (stakeholders). Establish effective communication in schools is a process of fostering a harmonious relationship among people in schools in the school internally, as well as external relationships with relevant stakeholders school. In this context, the principal serves as a central regulator of communications, good communications between citizens, schools and schools with community relations.