In Kottayam district, Kerala, PIN code 686579 is anchored by Choondacherry 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 |
|---|---|---|
| Choondacherry BO | BO | Branch Post Office |
| Kalathukadavu BO | BO | Branch Post Office |
| Nariayanganam BO | BO | Branch Post Office |
| Anjoottimangalam BO | BO | Branch Post Office |
| Plassanal SO | SO | Sub Post Office |
