Oria Kalan is a village in Nilambar Pitambarpur tehsil in district of Palamu, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Oria Kalan was 2,766 which includes 1,463 males and 1,303 females. Oria Kalan covers 255 ha area. Pincode of Oria Kalan is 822118.