Vannankulam is a village in Arani tehsil in district of Tiruvannamalai, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Vannankulam was 4,549 which includes 2,244 males and 2,305 females. Vannankulam covers 769.21 ha area. Pincode of Vannankulam is 632315.