In Ernakulam district, Kerala, PIN code 683579 is anchored by Parakkadavu 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 |
|---|---|---|
| Parakkadavu BO | BO | Branch Post Office |
| Kurumassery SO | SO | Sub Post Office |
| Vattaparambu BO | BO | Branch Post Office |
| Airoor BO | BO | Branch Post Office |
