Today, human resources are considered as the most important assets of any organization. Generally, human being has specific ethical features on personality characteristics forming the attitude, speech and behavior. It is possible that some factors create different attitudes, speech and behavior among people who are in one particular position. These human characteristics influence the efficiency and effectiveness of organization. The present study aims to investigate the relationship between work ethics and human resources productivity in banking network of city of Zahedan, Iran. The study chooses a sample of 236 employees who worked for different banks in city of Zahedan, Iran in 2013. To analyze the data, Pearson correlation test, Friedman ranking and independent t-test were used. The results show that there was a significant association between work ethics components and productivity (efficiency and effectiveness) of human resources.