Rangappanur is a village in Sankarapuram tehsil in district of Viluppuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Rangappanur was 3,819 which includes 1,962 males and 1,857 females. Rangappanur covers 326.35 ha area. Pincode of Rangappanur is 606402.