Pincode 609113 is a 6-digit postal code serving 2 post offices in Mayiladuthurai district, Tamil Nadu. Tirumullaivasal S.O is the Post Office for this area, located at 11.1400°N, 79.5000°E. The first digit ‘6’ identifies the Tamil Nadu postal region; the full code pinpoints the Mayiladuthurai delivery zone.
| Post Office | Type |
|---|---|
| Tirumullaivasal S.O | Post Office |
| Koolaiyar B.O | Branch Post Office |
Data sourced from India Post, Department of Posts, Government of India. Data last verified: May 2026.
Mayiladuthurai, Tamil Nadu. Map data: OpenStreetMap, CARTO.