In Kottayam district, Kerala, PIN code 686606 is anchored by Thirumani Venkita Puram 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 |
|---|---|---|
| Thirumani Venkita Puram SO | SO | Sub Post Office |
| Pallippurathussery BO | BO | Branch Post Office |
| Chemmanathukara BO | BO | Branch Post Office |
