Pincode 603401 have been assigned to 6 locations.

Andarkuppam , Chunampet , Cheyyur
Chunampet , Chengalpattu , Cheyyur
Kadukkalur , Chunampet , Cheyyur
Puthirankottai , Chunampet , Cheyur
Vannianallur , Chunampet , Madurantakam
Velur , Chunampet ,