In this study, we were in search for identification and leveling the dimensions of supply chain in the Iranian religious tourism industry. In terms of purpose, this research is applicable, and in terms of implementation method is descriptive survey of correlation type. The participant team consists of 30 experts and university professors who had been selected by the purposeful method and the snowball sampling. By relatively extensive studies in the field of supply chain, we extracted the most significant factors in the religious tourism industry. Then, fuzzy Delphi method was used to identify the dimensions and parameters of supply chain in this industry. In the next step, the interpretive structural modeling was used for leveling the key factors. Data collections tools included interviews, documents and statistics, and questionnaires; the findings based on the data analysis showed ten main dimensions in the supply chain i.e. accommodation, transportation, visiting centers, reception centers,stores, environment and energy, travel agencies and tour operators, security and safety, economic management, information centers and communications that 3 dimensions reception centers,stores, and travel agencies and tour operators were in the first level; and 2 dimensions i.e. accommodation, and environment and energy were placed in second level; and visiting sites in third level; the economic management, information centers and communications in fourth level; accommodation in fifth level; finally the security and safety were put in sixth level.
