Vasant Vihar is a Sub-District (Tehsil/Block/Mandal) in the South West Delhi District of Delhi. As par Census 2011 information the sub-district code of Vasant Vihar is 00453. There are about 3 sub-districts in South West Delhi and Vasant Vihar is one of them. Delhi Cantonment, Najafgarh etc. are other sub-districts in South West Delhi.There are about 6 villages in Vasant Vihar sub-district, which you can browse from villages list.