Omampuliyur is a village in Kattumannarkoil tehsil in district of Cuddalore, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Omampuliyur was 796 which includes 405 males and 391 females. Omampuliyur covers 155.3 ha area. Pincode of Omampuliyur is 608301.