Melmandai is a village in Vilathikulam tehsil in district of Thoothukkudi, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Melmandai was 1,926 which includes 976 males and 950 females. Melmandai covers 2568.06 ha area. Pincode of Melmandai is 628901.