Pincode 603301 is a 6-digit postal code serving 7 post offices in Chengalpattu district, Tamil Nadu. Acharapakkam SO is the Post Office for this area, located at 12.5102°N, 79.8849°E. The first digit ‘6’ identifies the Tamil Nadu postal region; the full code pinpoints the Chengalpattu delivery zone.
| Post Office | Type |
|---|---|
| Acharapakkam SO | Post Office |
| Indalur BO | Branch Post Office |
| Irumbuli BO | Branch Post Office |
| Kattugudalur BO | Branch Post Office |
| Kayapakkam BO | Branch Post Office |
| Parukkal BO | Branch Post Office |
| Seethapuram BO | Branch Post Office |
Data sourced from India Post, Department of Posts, Government of India. Data last verified: May 2026.
Chengalpattu, Tamil Nadu. Map data: OpenStreetMap, CARTO.