Pincode 812004 is a 6-digit postal code serving 7 post offices in Bhagalpur district, Bihar. Champanagar SO is the Post Office for this area, located at 25.2400°N, 86.9845°E. The first digit ‘8’ identifies the Bihar postal region; the full code pinpoints the Bhagalpur delivery zone.
| Post Office | Type |
|---|---|
| Champanagar SO | Post Office |
| Sahebganj | Post Office |
| Amribishapur BO | Branch Post Office |
| Fatehpur BO | Branch Post Office |
| Mirzapur BO | Branch Post Office |
| Ranuchakmakandpur BO | Branch Post Office |
| Shankarpur BO | Branch Post Office |
Data sourced from India Post, Department of Posts, Government of India. Data last verified: May 2026.
Bhagalpur, Bihar. Map data: OpenStreetMap, CARTO.