PIN code 689103 belongs to Kuttapuzha SO (Sub Post Office), located in Pathanamthitta district, Kerala. It falls under the Southern Postal Region and is served by 2 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Kuttapuzha SO | SO | Sub Post Office |
| Chumathra BO | BO | Branch Post Office |
