Posukkudi is a village in Mudukulathur tehsil in district of Ramanathapuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Posukkudi was 2,051 which includes 1,002 males and 1,049 females. Posukkudi covers 1399.6 ha area. Pincode of Posukkudi is 623712.