The publication contains statistical data for 2018, on the background previous years, characterizing performance results of economic entities which render post and telecommunications services, classified according to the Polish Classification of Activities 2007 into the section: 53 “Post and Courier Activity” and 61 “Telecommunications”. In particular, part I of the publication presents information on revenues, costs, financial results, current assets, employment, wages and salaries, and part II – on elementary post and telecommunications services and modes of communications.