Barharwa is Taluka (Tehsil) in Sahibganj district of Jharkhand state. Barharwa has 17 areas (postal offices).
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 816101 | Barharwa Sahibganj PIN Code | Sahibganj | Barharwa | Sub Office |
| 816105 | Binodpur PIN Code | Sahibganj | Barharwa | Branch Office |
| 816110 | Bishanpur PIN Code | Sahibganj | Barharwa | Branch Office |
| 816105 | Gaganpahari PIN Code | Sahibganj | Barharwa | Branch Office |
| 816101 | Ganeshpur PIN Code | Sahibganj | Barharwa | Branch Office |
| 816101 | Goalkhor PIN Code | Sahibganj | Barharwa | Branch Office |
| 816101 | Ishlampur PIN Code | Sahibganj | Barharwa | Branch Office |
| 816105 | Jambad PIN Code | Sahibganj | Barharwa | Branch Office |
| 816101 | Jampur PIN Code | Sahibganj | Barharwa | Branch Office |
| 816101 | Kankjol PIN Code | Sahibganj | Barharwa | Branch Office |
| 816105 | Kotalpokhar PIN Code | Sahibganj | Barharwa | Sub Office |
| 816105 | Mayur Kola PIN Code | Sahibganj | Barharwa | Branch Office |
| 816101 | Palasbona PIN Code | Sahibganj | Barharwa | Branch Office |
| 816105 | Patharia PIN Code | Sahibganj | Barharwa | Branch Office |
| 816101 | Ranigram PIN Code | Sahibganj | Barharwa | Branch Office |
| 816101 | Reshore PIN Code | Sahibganj | Barharwa | Branch Office |
| 816101 | Srikund PIN Code | Sahibganj | Barharwa | Branch Office |