A country's culture is its national, historical, religious, and denominational identity. The cultural heritage of a country is not solely seen in remaining historical artifacts, but rather the life of a nation is intertwined with its culture. The importance of the issue of culture is to the extent that it has penetrated all areas of human life, and its symbols can be observed in various sectors, including organizations. The importance of examining the issue of culture in an organization due to its role and level of impact on all organizational activities and plans is very crucial and necessary. In this regard, various patterns and models have been developed to improve organizational culture by determining effective items in this field. The study and investigation of organizational culture in the Basij Mostazafan Organization, as one of the institutions affiliated with the IRGC and due to its important role in various social fields, is of high importance. In this article, utilizing Robbins' organizational culture model, 9 characteristics of Robbins' organizational culture have been examined and analyzed in the Basij Organization. The obtained results indicate that Robbins' organizational culture characteristics match the culture of the Basij Mostazafan Organization. Furthermore, all cultural characteristics have been considered in the Basij Organization, and there is a positive correlation between the organizational culture of Basij and Robbins' cultural characteristics. In line with examining the results obtained from data analysis, this article presents suggestions and solutions for further improvement and enhancement of the Basij organizational culture.