Halsi is Taluka (Tehsil) in Lakhisarai district of Bihar state. Halsi has 14 areas (postal offices). Halsi has a Branch Office and the PIN Code of Halsi is 811311.
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 811311 | Baghaur PIN Code | Lakhisarai | Halsi | Branch Office |
| 811304 | Bahachha PIN Code | Lakhisarai | Halsi | Branch Office |
| 811315 | Dhira PIN Code | Lakhisarai | Halsi | Branch Office |
| 811311 | G Parsando PIN Code | Lakhisarai | Halsi | Branch Office |
| 811315 | Ghonghsa PIN Code | Lakhisarai | Halsi | Branch Office |
| 811311 | Halsi PIN Code | Lakhisarai | Halsi | Branch Office |
| 811311 | Kendi PIN Code | Lakhisarai | Halsi | Branch Office |
| 811315 | M Nagar PIN Code | Lakhisarai | Halsi | Branch Office |
| 811315 | Matashi PIN Code | Lakhisarai | Halsi | Branch Office |
| 811315 | Noma PIN Code | Lakhisarai | Halsi | Branch Office |
| 811107 | Pratappur PIN Code | Lakhisarai | Halsi | Branch Office |
| 811311 | S Salaunja PIN Code | Lakhisarai | Halsi | Branch Office |
| 811311 | Shiovsona PIN Code | Lakhisarai | Halsi | Branch Office |
| 811315 | Tarhari PIN Code | Lakhisarai | Halsi | Branch Office |