Pin code 603310
8 post offices in Chengalpattu, Tamil Nadu use pin code 603310.
| Post office | Type | Division |
|---|---|---|
| Ayakonamkolathur | BO | Chengalpattu Division |
| Isur | BO | Chengalpattu Division |
| Karasangal | BO | Chengalpattu Division |
| Nerkunam | BO | Chengalpattu Division |
| Perumberkandigai | BO | Chengalpattu Division |
| Sirumailur | BO | Chengalpattu Division |
| Sirunagar | BO | Chengalpattu Division |
| Thozhupedu | PO | Chengalpattu Division |
What 603310 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 310 identifies the delivery office.