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, Baba Ramrikh Chowk, Saini Basti, Block N, Block A, Trilok Colony, Block H, Totaram Chowk, 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, Thakur Samrat Mihir Bhoj Chowk, Priyanshu Baisoya Chowk