In Thrissur district, Kerala, PIN code 680309 is anchored by Kadukutty BO, a Branch Post Office. Mail addressed to this code is sorted through the Southern Postal Region, across 4 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Kadukutty BO | BO | Branch Post Office |
| Kinfra Park Koratti SO | SO | Sub Post Office |
| Annanad BO | BO | Branch Post Office |
| Muringoor Vadakkummuri BO | BO | Branch Post Office |
