Pincode 631004 have been assigned to 6 locations.

Ekhunagar , Arakkonam , Arakonam
Kavanur , Ekhunagar , Arakkonam
Kilkuppam , Ekhunagar , Arakkonam
Mosur , Ekhunagar , Arakkonam
Puliyamangalam , Ekhunagar , Arakkonam
Seyyoor , Ekhunagar , Arakkonam