PIN code 609303 belongs to Kattuchery B.O (Branch Post Office), located in Mayiladuthurai district, Tamil Nadu. It falls under the Southern Postal Region and is served by 2 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Kattuchery B.O | BO | Branch Post Office |
| Ayappadi S.O | SO | Sub Post Office |
