Pincode 643101 is a 6-digit postal code serving 1 post office in The Nilgiris district, Tamil Nadu. Coonoor H.O is the Head Post Office for this area, located at 11.3494°N, 76.8029°E. The first digit ‘6’ identifies the Tamil Nadu postal region; the full code pinpoints the The Nilgiris delivery zone.
| Post Office | Type |
|---|---|
| Coonoor H.O | Head Post Office |
Data sourced from India Post, Department of Posts, Government of India. Data last verified: May 2026.
The Nilgiris, Tamil Nadu. Map data: OpenStreetMap, CARTO.
The 'Queen of Hill Stations' in The Nilgiris at 2,240 m — colonial-era retreat with botanical gardens and a UNESCO mountain railway.
Queen of the Nilgiris at 2,240 m — colonial-era hill station, the Botanical Garden, Doddabetta peak, and the UNESCO-listed Nilgiri Mountain Railway.