Ghoshwari is Taluka (Tehsil) in Patna district of Bihar state. Ghoshwari has 8 areas (postal offices).
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 803306 | Bakawa PIN Code | Patna | Ghoshwari | Branch Office |
| 803302 | Dhanak Dove PIN Code | Patna | Ghoshwari | Branch Office |
| 803302 | Karara PIN Code | Patna | Ghoshwari | Branch Office |
| 803302 | Paijuna PIN Code | Patna | Ghoshwari | Branch Office |
| 803306 | Prahladpur PIN Code | Patna | Ghoshwari | Branch Office |
| 803306 | Sahdeopur Chaturbhujpur PIN Code | Patna | Ghoshwari | Branch Office |
| 803306 | Samya Kurmichak PIN Code | Patna | Ghoshwari | Branch Office |
| 803302 | Tartar PIN Code | Patna | Ghoshwari | Branch Office |