Pincode 852131 is a 6-digit postal code serving 1 post office in Supaul district, Bihar. Supaul HO is the Head Post Office for this area, located at 26.1100°N, 86.5900°E. The first digit ‘8’ identifies the Bihar postal region; the full code pinpoints the Supaul delivery zone.
| Post Office | Type |
|---|---|
| Supaul HO | Head Post Office |
Data sourced from India Post, Department of Posts, Government of India. Data last verified: May 2026.
Supaul, Bihar. Map data: OpenStreetMap, CARTO.