Eachangudi is a village in Tharangambadi tehsil in district of Nagapattinam, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Eachangudi was 1,061 which includes 521 males and 540 females. Eachangudi covers 278.22 ha area. Pincode of Eachangudi is 609306.