In Palakkad district, Kerala, PIN code 678683 is anchored by Panniankara 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 |
|---|---|---|
| Panniankara BO | BO | Branch Post Office |
| Ayakkad BO | BO | Branch Post Office |
| Vadakkancherry MBR SO | SO | Sub Post Office |
| Kanakkanthuruthy BO | BO | Branch Post Office |
