Block 3B is a neighbourhood within Karol Bagh, Central Delhi, Delhi. Block 3B has a pincode of 110005. Nearby localities of Block 3B include Block 3B, Block Number 2, Dev Nagar, Regar Pura, Block Number 6, Bapa Nagar, Block 21K, Block 32, Block 20 B, Mata Rameshwari Nehru Nagar, Block 18B, Block 33, Block 52, Block 44Q, Sat Nagar, Block 53, Block 6A, Block 3A, Block 11A, Block 23 B, WEA, Block 60, Beadonpura, Block 7, Block 35M, Block 61, Block 56, Block 46, Block 16A, Prasad Nagar, Block 14A, Block 10, Block 8A, Block 26I, Block 67, Block 57, Block 27F, Block 17, Block 39E, Block 17 A, Naiwala, Block 28C, Block 69B, Block 18 A, Dori Walan, Block 63, Block 69D, Sidipura, Block E 1, Jhandewalan, Veer Chand Singh Garhwali Chowk, Block 51, Block 5A, Block 21 B, Block 9A, Chhappar Wala Chowk, Channa Market, Jhandewalan Extension, Kikar Wala Chowk, Block 29