Pincode 603306 is a 6-digit postal code serving 11 post offices in Chengalpattu district, Tamil Nadu. Madurantakam SO is the Post Office for this area, located at 12.5105°N, 79.8851°E. The first digit ‘6’ identifies the Tamil Nadu postal region; the full code pinpoints the Chengalpattu delivery zone.
| Post Office | Type |
|---|---|
| Madurantakam SO | Post Office |
| Senguntharpettai SO | Post Office |
| Arungunam BO | Branch Post Office |
| Morapakkam BO | Branch Post Office |
| Murugambakkam BO | Branch Post Office |
| New Mambakkam BO | Branch Post Office |
| Pakkam BO | Branch Post Office |
| Perumbakkam BO | Branch Post Office |
| Thatchur BO | Branch Post Office |
| Unamalai BO | Branch Post Office |
| Veeranakunnam 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.