Pincode 685609 is a 6-digit postal code serving 6 post offices in Idukki district, Kerala. Thankamany SO is the Post Office for this area, located at 9.8411°N, 77.0367°E. The first digit ‘6’ identifies the Kerala postal region; the full code pinpoints the Idukki delivery zone.
| Post Office | Type |
|---|---|
| Thankamany SO | Post Office |
| Marigiri BO | Branch Post Office |
| Pandipara BO | Branch Post Office |
| Perumthotty BO | Branch Post Office |
| Prakash BO | Branch Post Office |
| Thopramkduy BO | Branch Post Office |
Data sourced from India Post, Department of Posts, Government of India. Data last verified: May 2026.
Idukki, Kerala. Map data: OpenStreetMap, CARTO.