Introduction: Usually, due to some job sensitivities staff nurses' job satisfaction is an important issue. So, assessment of its relationships with other organizational variables would be important for nursing managers.

Aim: the main purpose of this study was assessment of rate and relationships between social capitals, organizational citizenship behavior and job satisfaction among female nurses in teaching hospitals of University of Medical Sciences' Hormozgan.

Method: this is a descriptive- analytical study that performed in 2013 by using Podsakoff’s (1998) citizenship behavior questionnaire, Nahapiet’s (2000) social capital questionnaire and Job Descriptive Index (JDI). Their face validity assessed and reliabilities of them according to Alpha Chronbach test were in order (0.82, 0. 74 and 0.85). Sampling was done stratified randomly and by using SSC software sample size was identified (382) that female nurses selected only. Data in SPSS 16.0 and by using statistical tests ANOVA, T-student and Pearson analyzed.

Results: the mean of organizational citizenship behavior, social capital and job satisfaction among female nurses were 3.20, 2.95 and 2.20 accordingly. Nurse' units and their educational levels had important impact on social capitals, organizational citizenship behavior and job satisfaction (P<0.05). Between social capitals, organizational citizenship behavior and job satisfaction was a direct and significant relationship (P<0.01).

 Conclusion: due to significant correlation between these three issues, nurse managers could be improving one of them that resulted to promotion organizational nurses' behaviors. Building team works, group decision makings, continuous surveys in staff views' and notice to organizational justice would be growth of these three issues.