Operations Research known as the science of better by the science community and by industry provides a set of tools and techniques and uses complex processes to take decisions. In this paper, we analyze the advancement of the telecommunications industry and its link to Operations research. This paper is divided into three sections. The first section talks about the objectives and the methodology of the research. In the next section we talk about the observations, the OR techniques used in the Telecommunication industry and the findings of the paper. Lastly, we talk about the limitations OR faces in the telecommunication sector.