Block 21K is a neighbourhood within Karol Bagh, Central Delhi, Delhi. Block 21K has a pincode of 110005. Nearby localities of Block 21K include Block 21K, Block 32, Regar Pura, Block 10A, Block 35M, Block 12A, Block 53, Mata Rameshwari Nehru Nagar, Block 26I, Block 13B, Block 18B, Block 14 B, Block 22 B, Block 17, Block 39E, Block 17 A, Naiwala, Christian Colony, Block 17 B, Block 67, Prasad Nagar, Block 16, Block 69D, Shree Ramphal Gupta Chowk, Block 44Q, Block 52, Block 56, Bapa Nagar, Block 59, Block 26 B, Maharshi Balmiki chowk, Block 18, Block 66A, Jhandewalan, Ratawal Chowk, Block 20C, Block 33, Block 60, Block 24 B, Dev Nagar Chowk, Block 3B, Block 45, WEA, Block 17A, Block 63, Veer Chand Singh Garhwali Chowk, Balmiki Colony, Block 5A, Block 14B, Block 9A, Sando chowk, Dev Nagar, Block 46, Block 51, Block 14A, Block 16B, Block 21 B, Block 8A, Block E 1, Chhappar Wala Chowk, Doriwalan Chowk, Block Number 6, Channa Market, Block 22 B, Block 27F, Block 28C, Block 26 B, Block 69B, Hathi Wala Chowk, Sat Nagar, Block 11A, Block 10, Block 18 A, Dori Walan, Jhandewalan Extension, Faiz Chowk, Block19C, Block Number 2, Beadonpura, Block 15A, Block 25A, Block 6A, Block 2A, Block 3A, Block 7, Block 57, Block 23 B, Kikar Wala Chowk, Block 29, Block 16A, Block 47, Block 65, Block 25B, Block 25B, Block 5C, Block 27B, Sidipura, Chaudhary Ganga Das Chowk, Block 13A, Block 20 B, Block 61