Pincode 636004 is a 6-digit postal code serving 3 post offices in Salem district, Tamil Nadu. Alagapuram S.O is the Post Office for this area, located at 11.6740°N, 78.1341°E. The first digit ‘6’ identifies the Tamil Nadu postal region; the full code pinpoints the Salem delivery zone.
| Post Office | Type |
|---|---|
| Alagapuram S.O | Post Office |
| Marakkadai S.O | Post Office |
| NAGARAMALAI ADIVARAM SO | Post Office |
Data sourced from India Post, Department of Posts, Government of India. Data last verified: May 2026.
Salem, Tamil Nadu. Map data: OpenStreetMap, CARTO.