In Villupuram district, Tamil Nadu, PIN code 604001 is anchored by Tindivanam HO, a Head Post Office. Mail addressed to this code is sorted through the Southern Postal Region, across 2 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Tindivanam HO | HO | Head Post Office |
| Tindivanam Bazaar SO | SO | Sub Post Office |
