Pincode 685566 is a 6-digit postal code serving 5 post offices in Idukki district, Kerala. Rajakad SO is the Post Office for this area, located at 9.9618°N, 77.0976°E. The first digit ‘6’ identifies the Kerala postal region; the full code pinpoints the Idukki delivery zone.
| Post Office | Type |
|---|---|
| Rajakad SO | Post Office |
| C Kuthumkal BO | Branch Post Office |
| Mammattikanam BO | Branch Post Office |
| Mukkudil BO | Branch Post Office |
| N R City 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.