Pa Killanur is a village in Ulundurpettai tehsil in district of Viluppuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Pa Killanur was 1,015 which includes 520 males and 495 females. Pa Killanur covers 345.28 ha area. Pincode of Pa Killanur is 606102.