Pincode 621133 is a 6-digit postal code serving 3 post offices in Perambalur district, Tamil Nadu. Eraiyur S.O (Perambalur) is the Post Office for this area, located at 11.2366°N, 78.8619°E. The first digit ‘6’ identifies the Tamil Nadu postal region; the full code pinpoints the Perambalur delivery zone.
| Post Office | Type |
|---|---|
| Eraiyur S.O (Perambalur) | Post Office |
| Murukkankudi B.O | Branch Post Office |
| Sirumathur B.O | Branch Post Office |
Data sourced from India Post, Department of Posts, Government of India. Data last verified: May 2026.
Perambalur, Tamil Nadu. Map data: OpenStreetMap, CARTO.