In Kottayam district, Kerala, PIN code 686633 is anchored by Mannackanad BO, a Branch Post Office. Mail addressed to this code is sorted through the Southern Postal Region, across 7 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Mannackanad BO | BO | Branch Post Office |
| Vempally BO | BO | Branch Post Office |
| Kuravilangadu SO | SO | Sub Post Office |
| Kalathoor BO | BO | Branch Post Office |
| Kozha BO | BO | Branch Post Office |
| Nazreth Hill BO | BO | Branch Post Office |
| Pakalomattom BO | BO | Branch Post Office |
