Pincode 612905 is a 6-digit postal code serving 3 post offices in Ariyalur district, Tamil Nadu. Ulkottai SO is the Post Office for this area, located at 11.1900°N, 79.4300°E. The first digit ‘6’ identifies the Tamil Nadu postal region; the full code pinpoints the Ariyalur delivery zone.
| Post Office | Type |
|---|---|
| Ulkottai SO | Post Office |
| Ayuthakalam BO | Branch Post Office |
| Kidaramkondan BO | Branch Post Office |
Data sourced from India Post, Department of Posts, Government of India. Data last verified: May 2026.
Ariyalur, Tamil Nadu. Map data: OpenStreetMap, CARTO.