Vizhidiur is a village in Karaikal Taluk tehsil in district of Karaikal, Puducherry, India. As per the data provided by Census of India in 2011, total population of Vizhidiur was 3,435 which includes 1,673 males and 1,762 females. Vizhidiur covers 336.71 ha area. Pincode of Vizhidiur is 609607.