Ghasem Ansari Renani - Professor of Organizational Behavior Management, Allameh Tabatabai University, Tehran, Iran
Omar Mahmoudi - PhD student of Public Administration, Sanandaj Branch, Islamic Azad University, Sanandaj, Iran
Bakhtiar Ghaderi - PhD student of Public Administration, Sanandaj Branch, Islamic Azad University, Sanandaj, Iran

The purpose of the current study was to investigate correlation between social capital andorganizational citizenship behavior in governmental banks of Iran. Used methodology was descriptivesurveyand correlation. Library and filed method was used to gather data. Measurement tool wasmirnaghavi social capital questionnaire and organizational citizenship behavior standard questionnaireof Podsakoff and Mackenzie. Statistical society included all formal and contractual employees ofMarivan governmental banks that has been reported to have 175 employees from which a number of 120people were selected by Cochran formula. To determine the validity of questionnaires, the group ofexperts idea was used. For the reliability of study tools, Cronbach s alpha method was used which valuewas 0.726 for the questionnaire of organizational citizenship behavior and 0.702 for the questionnaire ofSocial capital. In this study relationship between social capital diminutions (structural, cognitive andrelational) and organizational citizenship behavior (altruism, conscientiousness, sportsman, civic virtueand courtesy) was proposed. Results showed positive and significant correlation between socialcapital diminutions and organizational citizenship behavior.

Organizational Citizenship Behavior, Social Capital, Governmental Banks