Poonthalangudi 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 Poonthalangudi was 896 which includes 445 males and 451 females. Poonthalangudi covers 285.84 ha area. Pincode of Poonthalangudi is 610102.