Pincode 811310 is a 6-digit postal code serving 14 post offices in Lakhisarai district, Bihar. Kiulrs SO is the Post Office for this area, located at 25.1678°N, 86.1139°E. The first digit ‘8’ identifies the Bihar postal region; the full code pinpoints the Lakhisarai delivery zone.
| Post Office | Type |
|---|---|
| Kiulrs SO | Post Office |
| Bannu Bagicha BO | Branch Post Office |
| Baskund BO | Branch Post Office |
| Bichhwey BO | Branch Post Office |
| Gopalpur BO | Branch Post Office |
| Janki Dih Beldaria BO | Branch Post Office |
| Malia BO | Branch Post Office |
| Mananpur BO | Branch Post Office |
| Mano BO | Branch Post Office |
| Rampur BO | Branch Post Office |
| Sahoor BO | Branch Post Office |
| Sangrampur BO | Branch Post Office |
| Shobhani BO | Branch Post Office |
| Singhchak BO | Branch Post Office |
Data sourced from India Post, Department of Posts, Government of India. Data last verified: May 2026.
Lakhisarai, Bihar. Map data: OpenStreetMap, CARTO.