This study was carried out to investigate telegram as a social media tool for teaching and learning. It was conducted at University of Port Harcourt, Rivers state. Two research objectives, two research questions and two research hypotheses guided the study. The population of the study comprised all 400 level students in the Faculty of Education, University of Port Harcourt from three Departments namely: Curriculum Studies/Educational Technology, Educational Foundation and Educational Management. The sample comprised 300 students for the study. Mean scores, standard deviation, Anova and correlation were the statistical tools used in the study. Simple random sampling technique was used for this study and the instrument used to collect data was a structured questionnaire titled Telegram as a social media tool for teaching and learning in tertiary Institution (TSMTTLTI) which consists of 20 questionnaire Items. The instrument was given to experts in the field of Educational Technology to ensure its validity. Test retest was applied to ensure the reliability of the instrument and a reliability coefficient of 0.64 was gotten. The study found that student use telegram for teaching and learning purposes. The study also found that telegram is a valuable extension of the classical learning methods. Based on these findings, the study recommends that the use of telegram should be incorporated into higher institution curriculum to improve Universities education.