The use of electronic commerce by business in developed countries as well as developing countries has grown considerably in the past few years. E- commerce businesses are capturing the worldwide markets very easily and helping in earning profits. The use of E-commerce in service sectors is contributing in national income of the country and also generating employment opportunities in India. There are various Indian service sectors has done tremendous recognition not only in Indian markets but also world markets. The India’s telecom sector is growing and became popular in world market in providing better services to overseas buyers. E-commerce use in service sector enables the marketers to reach all areas of the world with minimal cost. It is very important to know about the challenges and opportunities in service sector using of e-commerce in India. The above study has taken for the study by the researcher.