In Pathanamthitta district, Kerala, PIN code 689585 is anchored by Mallappally West SO, a Sub Post Office. Mail addressed to this code is sorted through the Southern Postal Region, across 3 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Mallappally West SO | SO | Sub Post Office |
| Pariyaram BO | BO | Branch Post Office |
| Anikad Mallappally GDS BO | BO | Branch Post Office |
