Pincode 821309 is a 6-digit postal code serving 8 post offices in Rohtas district, Bihar. Kachhwa SO Rohtas is the Post Office for this area, located at 25.1478°N, 84.4212°E. The first digit ‘8’ identifies the Bihar postal region; the full code pinpoints the Rohtas delivery zone.
| Post Office | Type |
|---|---|
| Kachhwa SO Rohtas | Post Office |
| Amaura BO | Branch Post Office |
| B Kaithi BO | Branch Post Office |
| Danwar BO | Branch Post Office |
| Dhanhara BO | Branch Post Office |
| Osaon BO | Branch Post Office |
| Parsar BO | Branch Post Office |
| Samahuta BO | Branch Post Office |
Data sourced from India Post, Department of Posts, Government of India. Data last verified: May 2026.
Rohtas, Bihar. Map data: OpenStreetMap, CARTO.