Pillanthangal is a village in Cheyyar tehsil in district of Tiruvannamalai, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Pillanthangal was 1,308 which includes 653 males and 655 females. Pillanthangal covers 481.33 ha area. Pincode of Pillanthangal is 604410.