Bus transportation service cannot continue to exist without satisfying the passengers’ requirements. Generally, when it is compared with other modes of transport, bus transport services are more indispensable, suitable and very easy to access. In certain circumstances, bus transport may suit with the needs of the passengers and make possible more in all aspects. It takes the people from one place to another to facilitate the people to carry out their day to day activities. Hence bus transport facility with quality service is very essential and plays very important function in the day to day life of the common people. Bus transport services provide unity, building a good relationship among the different levels of people. It reaches every bus stop and bus stand on time to pick up and drop the passengers wherever they want to go on its route. The main objective of this research study is to evaluate the satisfaction level of the passengers who uses SETC and TNSTC transport service in Cuddalore district. This analysis provides an obvious outlook about the opinion of the passengers on the quality of bus service towards SETC and TNSTC in the study area.