Pincode 855101 is a 6-digit postal code serving 25 post offices in Kishanganj district, Bihar. Bahadurganj SO Kishanganj is the Post Office for this area, located at 25.5374°N, 87.5660°E. The first digit ‘8’ identifies the Bihar postal region; the full code pinpoints the Kishanganj delivery zone.
| Post Office | Type |
|---|---|
| Bahadurganj SO Kishanganj | Post Office |
| Baigna BO | Branch Post Office |
| Bairia BO | Branch Post Office |
| Bangama BO | Branch Post Office |
| Bhittabari BO | Branch Post Office |
| BHORADAH | Branch Post Office |
| Bibiganj BO | Branch Post Office |
| Bishanpur BO | Branch Post Office |
| Dhangarha BO | Branch Post Office |
| Dhantola BO | Branch Post Office |
| Dighalbank BO | Branch Post Office |
| Fatehpur BO | Branch Post Office |
| Jhala BO | Branch Post Office |
| KORHOBARI BO | Branch Post Office |
| Laucha BO | Branch Post Office |
| Lohargarha BO | Branch Post Office |
| Mangura BO | Branch Post Office |
| Matiari BO | Branch Post Office |
| M BATHNA BO | Branch Post Office |
| NISHANDRA BO | Branch Post Office |
| Rupani BO | Branch Post Office |
| SOMESHWAR BO | Branch Post Office |
| TERHAGACHHI BO | Branch Post Office |
| Thiraniganj BO | Branch Post Office |
| Tulsia BO | Branch Post Office |
Data sourced from India Post, Department of Posts, Government of India. Data last verified: May 2026.
Kishanganj, Bihar. Map data: OpenStreetMap, CARTO.