ExxonMobil remains a prominent corporate citizen in Nigeria with key responsibility to the communities in which it carries out business. Its corporate social responsibility is aim at community assistance and development. This study therefore aims at examining how responsible is ExxonMobil in assisting and developing its host communities in Akwa Ibom State. The study adopted historical and descriptive research drawing data from secondary sources. The study therefore revealed that ExxonMobil has made effective and desired contributions to the social and economic lives of the people especially in the provision of pipe born water, electricity, road projects and health services among others. The study further revealed that ExxonMobil has not done well in the areas of employment, tourism, cultural development and environmental degradation. Based on the findings, the study therefore recommended among others that ExxonMobil should be committed to the provision of more social services and social services need of the host communities to complement the negative social and environmental effects caused by their operations.