Omandur (also spelt as Omandhur) is a village in Tiruchirappalli district, in the Indian state of Tamil Nadu. It is a gram panchayat (township) in Manachanallur taluk.
There is a road connecting Omandur to Thinnanur in Tiruchi.
census, Omandur had a population of 2594 with 1308 males and 1286 females.