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