This document summarizes a study on consumer preferences and satisfaction towards various mobile phone service providers in Jodhpur City, Rajasthan. The study surveyed 250 mobile phone users of various service providers such as Vodafone, Airtel, BSNL, Reliance, Idea, Tata Indicom and others. The results showed that BSNL had the highest number of users at 36% followed by Airtel at 29.2%. Most respondents (84.4%) had prepaid plans, with BSNL and Airtel being the most popular prepaid providers. The key factors influencing choice of provider were found to be call tariffs, network coverage, and brand image, with family members