Periakolliyur is a village in Sankarapuram tehsil in district of Viluppuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Periakolliyur was 3,336 which includes 1,687 males and 1,649 females. Periakolliyur covers 938.36 ha area. Pincode of Periakolliyur is 605801.