Pincode 621118 is a 6-digit postal code serving 5 post offices in Perambalur district, Tamil Nadu. Nakkasalem S.O is the Post Office for this area, located at 11.1600°N, 78.7200°E. The first digit ‘6’ identifies the Tamil Nadu postal region; the full code pinpoints the Perambalur delivery zone.
| Post Office | Type |
|---|---|
| Nakkasalem S.O | Post Office |
| Adaikkampatti B.O | Branch Post Office |
| Puduammapalayam B.O | Branch Post Office |
| Siruvayalur B.O | Branch Post Office |
| Viralipattipudur 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.