| Post office | Baltharwa B.O |
| Pin code | 852105 |
| Office type | B.O |
| Taluk / city | NA |
| District name | Supaul |
| State name | Bihar |
| Delivery status | Delivery |
| Division name | Saharsa |
| Region name | Muzaffarpur |
| Circle name | Bihar |
| Related sub office | Bhaptiyahi Bazar S.O |
| Related head office | Saharsa H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 852105 | Andouli B.O | NA | Supaul | Bihar |
| 852105 | Baltharwa B.O | NA | Supaul | Bihar |
| 852105 | Banania B.O | NA | Supaul | Bihar |
| 852105 | Bishanpur B.O | NA | Supaul | Bihar |
| 852105 | Cahndpiper B.O | NA | Supaul | Bihar |
| 852105 | Kamaldaha B.O | NA | Supaul | Bihar |
| 852105 | Murli B.O | NA | Supaul | Bihar |
| 852105 | Phulwaria B.O | NA | Supaul | Bihar |
| 852105 | Raharia B.O | NA | Supaul | Bihar |
| 852105 | Saraigarh B.O | NA | Supaul | Bihar |
| 852105 | Siyana B.O | NA | Supaul | Bihar |
| 852105 | Bhaptiyahi Bazar S.O | Saraigarh | Supaul | Bihar |
| 852105 | Gangapur B.O | Saraigarh Bhaptiyahi | Supaul | Bihar |