In Mayiladuthurai district, Tamil Nadu, PIN code 609101 is anchored by Alakkudi B.O, a Branch Post Office. Mail addressed to this code is sorted through the Southern Postal Region, across 11 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Alakkudi B.O | BO | Branch Post Office |
| Mahendrapalli B.O | BO | Branch Post Office |
| Palayar B.O | BO | Branch Post Office |
| Thandavankulam B.O | BO | Branch Post Office |
| Achalpuram S.O | SO | Sub Post Office |
| Arapallam B.O | BO | Branch Post Office |
| Kodakkaramoolai B.O | BO | Branch Post Office |
| Kothandapuram B.O | BO | Branch Post Office |
| Palayapalayam B.O | BO | Branch Post Office |
| Pudupattinam B.O | BO | Branch Post Office |
| Puliyanthurai B.O | BO | Branch Post Office |
