Perumthotty BO is the primary post office registered under PIN code 685609 in Idukki, Kerala. This code sits within the Southern Postal Region, with 6 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Perumthotty BO | BO | Branch Post Office |
| Thopramkduy BO | BO | Branch Post Office |
| Thankamany SO | SO | Sub Post Office |
| Marigiri BO | BO | Branch Post Office |
| Prakash BO | BO | Branch Post Office |
| Pandipara BO | BO | Branch Post Office |
