Rayappanur is a village in Kallakkurichi tehsil in district of Viluppuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Rayappanur was 4,412 which includes 2,180 males and 2,232 females. Rayappanur covers 1063.09 ha area. Pincode of Rayappanur is 606201.