Pin code 603401
6 post offices in Chengalpattu, Tamil Nadu use pin code 603401.
| Post office | Type | Division |
|---|---|---|
| Andarkuppam | BO | Chengalpattu Division |
| Chunampet | PO | Chengalpattu Division |
| Kadukkalur | BO | Chengalpattu Division |
| Puthirankottai | BO | Chengalpattu Division |
| Vannianallur | BO | Chengalpattu Division |
| Velur | BO | Chengalpattu Division |
What 603401 tells you
The first digit, 6, is the postal zone. The first two digits, 60, are the postal circle. The first three, 603, are the sorting district, and 401 identifies the delivery office.