PIN code 689673 belongs to Karikulam 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 |
|---|---|---|
| Karikulam BO | BO | Branch Post Office |
| Iythala BO | BO | Branch Post Office |
| Cherukulanji BO | BO | Branch Post Office |
| Rannypazhavangadi SO | SO | Sub Post Office |
