This study was to investigate the relationship between organization commitment and customer orientation among restaurant employees, and also to analyze the moderating effect of personal characteristics. The data was collected from 196 restaurant employees in Seoul and Kyonggi Province, and analyzed using SPSS Win. Ver, 11.5, the exploratory factor analyses identified three underlying dimensions of customer orientation; customer needs recognition, personal relation, and service delivery, And three underlying dimensions of personal characteristics were identified as agreeableness, extroversive, and conscientious with others. Hierarchical regressional analyses were employed to verify research hypotheses. Research findings revealed that there was significant relationship between organizational commitment and customer orientation. But there was moderating effect of conscientious with others in the relationship between organizational commitment and customer orientation. And implications of these results were examined.