In Pathanamthitta district, Kerala, PIN code 689663 is anchored by Neeliplavu BO, a Branch Post Office. Mail addressed to this code is sorted through the Southern Postal Region, across 5 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Neeliplavu BO | BO | Branch Post Office |
| Vayyattupuzha BO | BO | Branch Post Office |
| Karikayam BO | BO | Branch Post Office |
| Pampini BO | BO | Branch Post Office |
| Chittar SO | SO | Sub Post Office |
