Pincode 621710 is a 6-digit postal code serving 10 post offices in Ariyalur district, Tamil Nadu. Ponparappi SO is the Post Office for this area, located at 11.1877°N, 79.2581°E. The first digit ‘6’ identifies the Tamil Nadu postal region; the full code pinpoints the Ariyalur delivery zone.
| Post Office | Type |
|---|---|
| Ponparappi SO | Post Office |
| Kilamaligai BO | Branch Post Office |
| Kuvagam BO | Branch Post Office |
| Marudur BO | Branch Post Office |
| Maruvathur BO | Branch Post Office |
| PKudikadu BO | Branch Post Office |
| Sedankudikadu BO | Branch Post Office |
| Sirukalathur BO | Branch Post Office |
| Therkupatti BO | Branch Post Office |
| Vallam 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.