Pincode 600057 is a 6-digit postal code serving 3 post offices in Chennai district, Tamil Nadu. Ennore Thermal Station SO is the Post Office for this area, located at 13.3415°N, 80.5199°E. The first digit ‘6’ identifies the Tamil Nadu postal region; the full code pinpoints the Chennai delivery zone.
| Post Office | Type |
|---|---|
| Ennore Thermal Station SO | Post Office |
| Ernavur SO | Post Office |
| Kamarajnagar BO | Branch Post Office |
Data sourced from India Post, Department of Posts, Government of India. Data last verified: May 2026.
Chennai, Tamil Nadu. Map data: OpenStreetMap, CARTO.