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