The purpose of this paper is to explore satisfaction and loyalty of users who have visited online bookstore before in order to discover all the aspects that customers are concerned with and develop an insight into the management of an online bookstore. According to the research, the website design, quality of service, personal service, and the three major factors of research model, are highly relevant to research variables as well as satisfaction and loyalty. The results of this paper aim at improving the service quality of online bookstore for the sake of meeting customers’ satisfaction.