Kosli is a Sub-District (Tehsil/Block/Mandal) in the Rewari District of Haryana. As par Census 2011 information the sub-district code of Kosli is 00413. There are about 3 sub-districts in Rewari and Kosli is one of them. Bawal, Rewari etc. are other sub-districts in Rewari.There are about 54 villages in Kosli sub-district, which you can browse from villages list.