Urban management is the urban development framework, along with a set of tasks, roles and functions, in the form of compile (or codified) programs and its results in urban spaces. Despite the differences in structures and functions, Organizations and institutions involved in urban management processes inevitably interact with each other. It is clear that in order to prevent and overcome the various problems of urban environments and improve conditions, they prepare and formulate urban development plans and programs; in many cases the common theme is one of the fields of communication between urban management organizations it sometimes causes some conflicts and inter-organizational tensions. The purpose of this research is to investigate the pathology of interactions between urban management organizations in Mashhad metropolitan development plans. This research is based on nature and objectives of the analytical-descriptive survey and applied research. The statistical population of the study consisted of 66 members of the organizations studied: Islamic City Council of Mashhad, Organization of Urban Development and Architecture of Khorasan Razavi Road and Urban Development Department, Management of Urban development plans and Management of Planning and Development of Mashhad City at the Department of Urban Planning and Architecture of Mashhad Municipality, in the process of preparing, approving and implementing development plans. In addition to the library method, the research data have been collected using a researcher-made questionnaire, including five main dimensions, and 65 indicators of the statistical population) community) and analyzed by using SPSS and Excel software.