Pincode 688537 is a 6-digit postal code serving 4 post offices in Alappuzha district, Kerala. Eramallur SO is the Post Office for this area, located at 9.4995°N, 76.3382°E. The first digit ‘6’ identifies the Kerala postal region; the full code pinpoints the Alappuzha delivery zone.
| Post Office | Type |
|---|---|
| Eramallur SO | Post Office |
| Chandiroor BO | Branch Post Office |
| Ezhupunna BO | Branch Post Office |
| Ezhupunna South BO | Branch Post Office |
Data sourced from India Post, Department of Posts, Government of India. Data last verified: May 2026.
Alappuzha, Kerala. Map data: OpenStreetMap, CARTO.