Vayallur is a village in Kodavasal tehsil in district of Thiruvarur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Vayallur was 3,360 which includes 1,704 males and 1,656 females. Vayallur covers 487.3 ha area. Pincode of Vayallur is 612201.