Keezhaiyur 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 Keezhaiyur was 2,687 which includes 1,340 males and 1,347 females. Keezhaiyur covers 343.2 ha area. Pincode of Keezhaiyur is 609606.