In banking, qualify of customer services plays a crucial role in the context of sustaining business growth. The relationship between a bank and its customers must be a permanent and enduring one, which needs to be maintained with good banking services. In this project, an attempt has been made to ascertained the level of satisfaction .of customers as regards banking services in Nigeria. It highlights the banks marketing strategies. The satisfaction level of the customers has been measured and the varieties of new services which influence the satisfaction level of the customers have been analyzed, the level of customer services and satisfaction has been determined with the varieties of services provided by the banks in Nigeria.