Pincode 821107 is a 6-digit postal code serving 14 post offices in Rohtas district, Bihar. Kargahar SO is the Post Office for this area, located at 25.1263°N, 83.9222°E. The first digit ‘8’ identifies the Bihar postal region; the full code pinpoints the Rohtas delivery zone.
| Post Office | Type |
|---|---|
| Kargahar SO | Post Office |
| Ararua BO | Branch Post Office |
| Balthari BO | Branch Post Office |
| Deokhaira BO | Branch Post Office |
| Dhanej BO | Branch Post Office |
| Dibhia BO | Branch Post Office |
| Ghordiha BO | Branch Post Office |
| Gori BO | Branch Post Office |
| Khanaithi BO | Branch Post Office |
| Kopsar BO | Branch Post Office |
| Mahuari BO | Branch Post Office |
| Panapur BO | Branch Post Office |
| Pipra BO | Branch Post Office |
| RIPAITHA BO(KARGAHAR) | 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.