Pincode 639103 is a 6-digit postal code serving 5 post offices in Tiruchirappalli district, Tamil Nadu. ETTARAI S.O. is the Post Office for this area, located at 10.8453°N, 78.5964°E. The first digit ‘6’ identifies the Tamil Nadu postal region; the full code pinpoints the Tiruchirappalli delivery zone.
| Post Office | Type |
|---|---|
| ETTARAI S.O. | Post Office |
| Kulumani SO | Post Office |
| Inampuliyur BO | Branch Post Office |
| Koppu BO | Branch Post Office |
| Mudalaipatti BO | Branch Post Office |
Data sourced from India Post, Department of Posts, Government of India. Data last verified: May 2026.
Tiruchirappalli, Tamil Nadu. Map data: OpenStreetMap, CARTO.