Pincode 625601 is a 6-digit postal code serving 3 post offices in Theni district, Tamil Nadu. Periyakulam H.O is the Head Post Office for this area, located at 10.1100°N, 77.5395°E. The first digit ‘6’ identifies the Tamil Nadu postal region; the full code pinpoints the Theni delivery zone.
| Post Office | Type |
|---|---|
| Periyakulam H.O | Head Post Office |
| Periyakulam Bazaar S.O | Post Office |
| Vadagarai S.O | Post Office |
Data sourced from India Post, Department of Posts, Government of India. Data last verified: May 2026.
Theni, Tamil Nadu. Map data: OpenStreetMap, CARTO.