Pincode 821310 is a 6-digit postal code serving 18 post offices in Rohtas district, Bihar. Harihar Ganj SO Rohtas is the Post Office for this area, located at 25.0520°N, 84.3289°E. The first digit ‘8’ identifies the Bihar postal region; the full code pinpoints the Rohtas delivery zone.
| Post Office | Type |
|---|---|
| Harihar Ganj SO Rohtas | Post Office |
| Nasriganj SO | Post Office |
| Amiyawar BO | Branch Post Office |
| Atimi BO | Branch Post Office |
| Chitokhar BO | Branch Post Office |
| Dhanaw English BO | Branch Post Office |
| Jeena BO | Branch Post Office |
| Karma Pathkhaulia BO | Branch Post Office |
| Khirion BO | Branch Post Office |
| Mahdewa BO | Branch Post Office |
| Mangraon BO | Branch Post Office |
| Marojhian BO | Branch Post Office |
| Medinipur BO | Branch Post Office |
| Pawani BO | Branch Post Office |
| Sikarian Ultenganj BO | Branch Post Office |
| Taraon BO | Branch Post Office |
| Thakurai Parasia BO | Branch Post Office |
| Turk Bigha 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.