This study aims to investigate the impact of information system-based Customer Relationship Management (CRM) strategy, social media interaction on customer point of view from XYZ cellular customers in Samarinda city, East Kalimantan, Indonesia. This study used Structural Equation Modeling-Partial Least Square (SEM-PLS) with two-step approach for second order confirmatory factor analysis from 246 customers as respondents. This paper found the direct and indirect impact of information system-based CRM strategy on variables related with customers such as perceived value, perceived service quality, customer satisfaction, customer loyalty, corporate image and purchase intention.