This research,” Impact of Perceived Organizational Support (POS) on Service Quality under Social Exchange (SE)” focused on interrelationship between Perceived Organizational Support (POS), Social Exchange (SE) and their effect on Service Quality. Based on literature, model was developed that linked Perceived Organizational Support (POS), Social Exchange (SE) and Service Quality. Null hypothesis (H0) and alternative hypothesis (H1) were developed to be tested to understand the relationship. Researcher collected data from customer services branches of cellular companies/ networks in Rahim Yar Khan District by using questionnaire. SPSS (V.19) was used to analyze the collected data. First chapter of this research work is “Introduction” contains information about project as background,... objective, research question, conceptual framework, hypotheses and significance of the study. Second chapter is Literature Review that studies and review the literature of research on the subject. Third chapter “methodology” deals with research design, population and sample for research, research tools and data collection. The fourth chapter, “findings and discussions” includes major findings and interpretations. The fifth chapter, “conclusion” consists of the research limitations The sixth chapter, “recommendations” suggest various recommendations. Seventh chapter, “limitations” consists of the research limitations.