Pethanaickanur is a village in Pollachi tehsil in district of Coimbatore, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Pethanaickanur was 4,127 which includes 2,042 males and 2,085 females. Pethanaickanur covers 1193.73 ha area. Pincode of Pethanaickanur is 642134.