PIN code 686013 belongs to Kottayam South BO (Branch Post Office), located in Kottayam district, Kerala. It falls under the Southern Postal Region and is served by 3 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Kottayam South BO | BO | Branch Post Office |
| Mariappally BO | BO | Branch Post Office |
| Nattakom SO | SO | Sub Post Office |
