Koshanam is a village in Gobichettipalayam tehsil in district of Erode, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Koshanam was 7,397 which includes 3,705 males and 3,692 females. Koshanam covers 2086.27 ha area. Pincode of Koshanam is 638458.