Organizational identification is a key factor in shaping employee attitudes and behaviors towards their workplace. While a strong sense of organizational identification can lead to positive outcomes. The current investigates the impact of organizational idenfification on unethical pro-organizational citizenship behavior is service sector organization. Primary data was collected from 298 employees working in various service sector organizations. Results of the study indicated that there is positive relationship between the study variables. It is crucial for organizations to recognize the potential for organizational identification to drive unethical behavior and to promote ethical standards and values within the workplace.

Keywords: OI, UPOB, Service Sector.