Pincode 635304 have been assigned to 8 locations.

Anandur , Kallavi , Uttangarai
Doddampat R.S. , Kallavi , Uttangarai
Kallavi , Krishnagiri , Harur
M.Vellalapatti , Kallavi , Uthangarai
Periyakottakulam , Kallavi , Uttangarai
Salamarathupatti , Kallavi , Uttangarai
Sulakarai , Kallavi , Uttangarai
Tiruvanapatti , Kallavi , Uttangarai