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