Defence Colony is a neighbourhood within South Extension I, South Delhi, Delhi. Defence Colony has a pincode of 110003. Nearby localities of Defence Colony include Defence Colony, Shiv Nagar, Block C, Block B, Block F, Block E, Block D, Saini Basti, Block N, Block A, Trilok Colony, Block H, Samrat Mihir Bhoj Gurjar Chowk, Aliganj, Block K, Block G, Maharaja Aggersen Chowk, Block J, Block N, Arya Basti, Arjun Nagar, Kotla Mubarakpur, Block D, New Basti, Zafar Nagar, Ch. Mahender Singh Chowk, Bhola Nagar, Wazir Nagar, Block A, Priyanshu Baisoya Chowk