PIN code 630306 belongs to Visalayankottai B.O (Branch Post Office), located in Sivaganga district, Tamil Nadu. It falls under the Southern Postal Region and is served by 2 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Visalayankottai B.O | BO | Branch Post Office |
| Kallupatti S.O (Sivaganga) | OTHER | post office |
