PIN code 628101 belongs to Maravanmadam B.O (Branch Post Office), located in Tuticorin district, Tamil Nadu. It falls under the Southern Postal Region and is served by 3 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Maravanmadam B.O | BO | Branch Post Office |
| Periyanayagipuram B.O | BO | Branch Post Office |
| Korampollam S.O | SO | Sub Post Office |
