Ogaiyur is a village in Kallakkurichi tehsil in district of Viluppuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Ogaiyur was 4,263 which includes 2,192 males and 2,071 females. Ogaiyur covers 1102.52 ha area. Pincode of Ogaiyur is 606204.