Pincode 621004 have been assigned to 5 locations.

Kilakunnupatti , Kottathur , Thuraiyur
Kottathur , Turaiyur , Musiri
Muthiyampalayam , Kottathur , Turaiyur
Naduvalur , Kottathur , Turaiyur
T.Sathanur , Kottathur , Musiri