Pincode 603310 have been assigned to 8 locations.

Ayakonamkolathur , Thozhupedu ,
Isur , Thozhupedu , Madurantakam
Karasangal , Thozhupedu , Cheyyur
Nerkunam , Thozhupedu , Chengalpattu
Perumber Kandigai , Thozhupedu , Madurantakam
Sirumailur , Thozhupedu , Madurantakam
Sirunagar , Thozhupedu , Madurantakam
Thozhupedu , Chengalpattu , Madurantakam