Andarayanur is a village in Tirukkoyilur tehsil in district of Viluppuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Andarayanur was 3,179 which includes 1,625 males and 1,554 females. Andarayanur covers 492.24 ha area. Pincode of Andarayanur is 607203.