Streets name is not merely a tool for finding directions and have different social and political implications. Public place naming is important from a theoretical and practical point of view and given the importance, in this paper we study the street names of Rash a city in northern Iran. The process of street naming in terms of organizational functions and statistical distribution of street names according to the defined categories are focus of this paper. After a review of related theories and researches, all names of urban routes in the city of Rasht were extracted according to the latest edition of the city map. The names were placed in defined categories. The most important finding of this study is that main streets are more affected by Islamic Revolution than secondary streets and alley. There are also some differences in terms of socio-economic status of municipality regions and street names in Rasht.