PIN code 689625 belongs to Thumpamon North BO (Branch Post Office), located in Pathanamthitta district, Kerala. It falls under the Southern Postal Region and is served by 4 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Thumpamon North BO | BO | Branch Post Office |
| Thumpamon Thazham BO | BO | Branch Post Office |
| Muttathukonam BO | BO | Branch Post Office |
| Elavanthitta SO | SO | Sub Post Office |
