Purposes: Based on samples of government officials who are working at public health centers, following research examines the Effect of Organizational Justice on the relationships between Followership and Organizational Citizenship Behavior and analyzes the moderating effect of Leader-Member Exchange. Methodology: For the methods, Sphericity verification, Exploratory factor analysis, Correlation analysis, Causal relation, Mediating effect of followership and Moderating Effect of The Leader-Member Exchange have been analyzed with SPSS 22.0 & AMOS 22.0 Ver. Findings: As a result of Correlation analysis, Predictive validity and Construct validity have meaningful effect. Also, In case of Path analysis, distributive justice and interactional justice have meaningful effect but procedural justice has no such effect on Followership. As a result of Mediated effect of followership analysis, distributive and interactional justice have positive impact on (Organizational and Interpersonal). As to the mediation effect of followership analysis, It is shown that distributive and Followership have meaningful effect on In-group, not Out-group. Lastly, It is shown that procedural justice and Followership have no meaningful effect on both In-group and Out-group. Practical Implications: For the implications, distributive justice and interactional justice have positive impact on Followership, while procedural justice has no such impact on Followership. Also, It also possibly has same result to the moderating effect of Leader-Member Exchange. Consequently, It is recognized that a fair process without a fair result cannot be valued. also, We can know that reward for procedural justice is evaluated to kind of negative.