The objectives of this dissertation were 1) To study the problem condition and obstacles in Chiangrai earthquakes mitigation according to disaster prevention and mitigation strategy plan. 2) To study the actors in local, provincial and national levels of policies network in Chiangrai earthquakes mitigation 3) To study the guideline to integrate coordination between organizations involved in the earthquakes mitigation in Chiangrai. Data collection started from qualitative research followed by quantitative research.