In Idukki district, Kerala, PIN code 685604 is anchored by Padamugham BO, a Branch Post Office. Mail addressed to this code is sorted through the Southern Postal Region, across 8 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Padamugham BO | BO | Branch Post Office |
| Upputhode BO | BO | Branch Post Office |
| Mankuva BO | BO | Branch Post Office |
| Rajapuram BO | BO | Branch Post Office |
| Murickassery SO | SO | Sub Post Office |
| Konnackamali BO | BO | Branch Post Office |
| Perinchankutty BO | BO | Branch Post Office |
| Rajamudi BO | BO | Branch Post Office |
