PIN code 689649 belongs to Kadammanitta SO (Sub Post Office), located in Pathanamthitta district, Kerala. It falls under the Southern Postal Region and is served by 3 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Kadammanitta SO | SO | Sub Post Office |
| Anthiyalankavu BO | BO | Branch Post Office |
| Mundukottackal BO | BO | Branch Post Office |
