Pincode 854105 is a 6-digit postal code serving 4 post offices in Katihar district, Bihar. Katihar HO is the Head Post Office for this area, located at 25.5442°N, 87.5698°E. The first digit ‘8’ identifies the Bihar postal region; the full code pinpoints the Katihar delivery zone.
| Post Office | Type |
|---|---|
| Katihar HO | Head Post Office |
| Katihar Bara Bazar SO | Post Office |
| Katihar Colony SO | Post Office |
| Katihar Rs SO | Post Office |
Data sourced from India Post, Department of Posts, Government of India. Data last verified: May 2026.
Katihar, Bihar. Map data: OpenStreetMap, CARTO.