Ommandur is a village in Tindivanam tehsil in district of Viluppuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Ommandur was 2,594 which includes 1,308 males and 1,286 females. Ommandur covers 866.95 ha area. Pincode of Ommandur is 604102.