Thazhanallur is a village in Tittakudi tehsil in district of Cuddalore, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Thazhanallur was 1,988 which includes 1,015 males and 973 females. Thazhanallur covers 642.17 ha area. Pincode of Thazhanallur is 606110.