18 Pudukkudi 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 18 Pudukkudi was 1,588 which includes 836 males and 752 females. 18 Pudukkudi covers 326.81 ha area. Pincode of 18 Pudukkudi is 609501.