Chinnakanal BO is the primary post office registered under PIN code 685618 in Idukki, Kerala. This code sits within the Southern Postal Region, with 3 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Chinnakanal BO | BO | Branch Post Office |
| Sinkukandam BO | BO | Branch Post Office |
| Surianalle SO | SO | Sub Post Office |
