Vaiyakalathur is a village in Needamangalam tehsil in district of Thiruvarur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Vaiyakalathur was 838 which includes 436 males and 402 females. Vaiyakalathur covers 229.94 ha area. Pincode of Vaiyakalathur is 614404.