110029
B4 Block is a locality within Safdarjung Enclave, South Delhi, Delhi. B4 Block has a pincode of 110029. Nearby localities of B4 Block include B4 Block, Humayunpur, Walia Chowk, B-7/Extension, Humayunpur Chowk, Krishna Nagar, Arjun Nagar, Block B 1, Block B 5, Mata Mandir Chowk, B3 Block, Nauroji Nagar, Block B 7, Block B 3, Jat Chowk, Block A 1, Block B 2