Block A is a locality within South Extension I, South Delhi, Delhi. Block A has a pincode of 110049. Nearby localities of Block A include Block A, Block B, Block D, Block F, Block E, Trilok Colony, Block H, Block C, Shiv Nagar, Baba Ramrikh Chowk, Saini Basti, Block N, Totaram Chowk, Samrat Mihir Bhoj Gurjar Chowk, Block K, Block G, Aliganj, Maharaja Aggersen Chowk, Block D, Block J, New Basti, Arya Basti, Zafar Nagar, Kotla Mubarakpur, Block N, Arjun Nagar, Ch. Mahender Singh Chowk, Bhola Nagar, Wazir Nagar, Defence Colony, Block A, Thakur Samrat Mihir Bhoj Chowk, Priyanshu Baisoya Chowk