Pincode 639203 have been assigned to 5 locations.

Ammapatti , Isanatham , Aravakurichi
Isanatham , Karur , Aravakurichi
Pethachinagar , Isanatham , Aravakurichi
Soolapuram , Isanatham , Vedasandur
Zamin Athur , Isanatham , Aravakurichi