In Nagapattinam district, Tamil Nadu, PIN code 609701 is anchored by Pakkamkottur B.O, a Branch Post Office. Mail addressed to this code is sorted through the Southern Postal Region, across 3 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Pakkamkottur B.O | BO | Branch Post Office |
| Vadagarai B.O | BO | Branch Post Office |
| Enangudi S.O | SO | Sub Post Office |
