Block B3 is a neighbourhood within Janakpuri, West Delhi, Delhi. Block B3 has a pincode of 110058. Nearby localities of Block B3 include Block B3, Block B 3B, Block B 3A, Block B2, Possangipur, Virender Nagar, Block B1, Shiv Nagar, Nangli Jalib, BB Block, Block BE, Block C2B, Hari Nagar, Block C2A, Chhoti Subji Mandi, Shiv Nagar Extension, Block BD, Gurunanak Pura, Janakpuri District Center, District Centre, Block BF, C-2 Block, Prem Nagar, Block C2C, Block C4F, Block A3, Block C4G, Block C 4E, Block C3A, Narang Colony, Chander Nagar, Block C1, Block C 2D, Block A 2B, Block C-5A, C5B Block, Block C3, Asalatpur Village, Block C5D, Block C5C, Block C5B, Block A 2A, Tihar Jail, Tihar Central Jail, RWA Colony, Block C6B, Block A2, Block AB, Block A1, Block A1A, Desu Colony, Janakpuri Institutional Area, Lajwanti Garden, Pocket D 1, Nangal Raya, Gurjar Samrajya Chowk, Block C4H, Block C 6A, Block A1B