E-government has attracted the attention of the government in order to supply electronic services so that through improving the services to the citizens, they would be able to have access to the services or information. Systemizing information technology in the governmental services leads to the improvement of communicative mechanisms, processes and structures of decision making and has a great impact on supporting the business (Mehravani, 2011). In this respect, the present research has been conducted with the purpose of comparatively studying the establishment of E-government in the governmental organizations of the city Zahedan. For this purpose, 14 executive institutions established in the city Zahedan were selected through random sampling method and the research questionnaires were distributed among technology experts of these organizations. Then according to the reference model, the effective factors on the establishment of E-government were studied which were "main factors of the establishment of E-government", "main obstacles of establishment of E-government", "basic priorities in making advantage for citizens", "basic advantages for management", "basic advantages for the government", "concerns of establishment of E-g", "information presented through government in the website" and "facilities which are of help for easily using the government website". The results showed that the main factors of the establishment of e-g and main priorities of e-g in making advantages for the citizens were evaluated to be at an average level (p>0.05 and experimental mean of approximately 3). Also, the factors obstacles of establishment of e-g, basic advantages for the management and the government, information presented by the government in the website and facilities which are of help for easily using the government website were assessed to be higher than average (p>0.05 and experimental mean of lower than 3). In addition, the factor concerns for the establishment of e-g was assessed be lower than average (p>0.05 and experimental mean of higher 3).