Central Government Organisation Oil and Natural Gas Corporation(ONGC) April 22, 2013 / October 1, 2014 by | Leave a Comment Oil and Natural Gas Corporation(ONGC) Registered Address 601, Kailash Building, 26 Kasturba Gadhi Marg, New Delhi, DL 110001 Tel: 011-23310156 011-23323201, 011 4129 1119 Fax: 011-23316413 Email: secretariat@ongc.co.in Website: https://www.ongcindia.com Read more » Address of oil and natural gas corporation limited ongc Email of oil and natural gas corporation limited ongc New Delhi oil and natural gas corporation limited ongc Phone no oil and natural gas corporation limited ongc Website of oil and natural gas corporation limited ongc what is oil and natural gas corporation limited ongc what is the work of oil and natural gas corporation limited ongc