The purpose of this study was to identify and analyze the influence of Personality and Organizational Commitment on Organizational Citizenship Behavior PT. Andalas Karya Mulia Kota Duri. The population of this research that all employees work PT.Andalas Karya mulia Kota Duri with a total sample of 111 respondents. Sampling was done by using the accidental sampling method. Types and sources of f…