ABSTRACT The study was conducted in ethiotelecom contact center Advisor on customer satisfaction. The main objective of study was to investigate the effectiveness of contact center Advisor on customer satisfaction in case of ethiotelecom in TPO site, using descriptive research design. The study has used the SERQUAL model of the service quality with the five service quality dimensions. The five service quality which were Adopted by Lara Pow namely Tangible, Reliability, Responsiveness, Assuran...