As stated in the relevant article regulating the establishment of the administration in the 1982 Constitution; Turkey, is divided into provinces in terms of central administration according to geographical situation, economic conditions and the requirements of public services and the provinces are also divided into other gradual divisions. Within the scope of the late Ottoman modernization in the historical process, the provincial administrations, which were organized in order to strengthen the centralized character of the administration, preserved their existence during the Republican period. Issues such as determining the administrative procedure of the provinces, their establishment and abolition, changing their names or borders are regulated by laws. The establishment of certain districts and provinces is an action taken by the administration starting from the early period of the Republic. The aim of this study find an answer to the question of whether any political party can gain a direct advantage in terms of the distribution of deputies if certain districts are made into provinces. In the first part of the research, the history and legal development of the provincial administrative system in Turkey will be examined, and then the June 24, 2018 Parliamentary General Elections will be discussed in terms of the cities that make up the research sample. In the last section, based on the assumption that Iskenderun, Alanya and Inegol are provinces, the results of the June 24, 2018 Parliamentary General Election will be analyzed in comparison with the old provincial boundaries and the question of whether there is a significant difference in the distribution of deputies will be answered.