The purpose of the study: modeling and forecasting the telecommunications services market with the study of the development of telecommunications in the Republic of Kazakhstan and the factors aff ecting its development.Methodology: statistical analysis and forecasts of the development indicators of the telecommunications market for the last 2017-2022 and by region were made. Methods of statistical, hypothesis testing, correlation, regression, cluster analysis were used. Calculations were carried out in statistical packages R, Gretl, as well as in Microsoft Excel.Originality / value of the study: the article discusses the features of telecommunications services in the Republic of Kazakhstan. Analysis of the market of services in the areas of Telecommunications was carried out. It also identifi ed positive factors that contribute to its improvement, and the main reasons that hinder its development. Based on the identifi ed factors, forecasts were made and a model was compiled.Relevance: the study of trends in the development of the telecommunications industry is particularly relevant within the framework of the general strategy for the development of the world for the development of the world economy.Findings: based on the results of the analysis, it was found that the main sub-sectors that generate revenue for communication services are internet services for wired and wireless telecommunications networks. According to the regions, revenues increased in Almaty and Astana. Based on the reserch, the authors formed, conclusions about the state of telecommunications services in the Republic of Kazakhstan.