In Pathanamthitta district, Kerala, PIN code 691556 is anchored by Chayalode BO, a Branch Post Office. Mail addressed to this code is sorted through the Southern Postal Region, across 3 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Chayalode BO | BO | Branch Post Office |
| Chelikuzhy BO | BO | Branch Post Office |
| Nedumon SO | SO | Sub Post Office |
