In Mayiladuthurai district, Tamil Nadu, PIN code 609401 is anchored by Valuvur B.O, a Branch Post Office. Mail addressed to this code is sorted through the Southern Postal Region, across 2 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Valuvur B.O | BO | Branch Post Office |
| Elandangudi S.O | SO | Sub Post Office |
