Pincode 609405 is a 6-digit postal code serving 4 post offices in Thiruvarur district, Tamil Nadu. Peralam S.O is the Post Office for this area, located at 10.1379°N, 79.6421°E. The first digit ‘6’ identifies the Tamil Nadu postal region; the full code pinpoints the Thiruvarur delivery zone.
| Post Office | Type |
|---|---|
| Peralam S.O | Post Office |
| Alathur B.O | Branch Post Office |
| Injikudi B.O | Branch Post Office |
| Tirumeichur B.O | Branch Post Office |
Data sourced from India Post, Department of Posts, Government of India. Data last verified: May 2026.
Thiruvarur, Tamil Nadu. Map data: OpenStreetMap, CARTO.