Karnaul Sub-Center
| Hospital Name | Karnaul Sub-Center |
| Address | Swasthya Upkendra |
| Address Line2 | Karnaul, Near Middle School |
| Location | Panchayat - Harpur |
| Phone No. | N. A. |
| Mobile No. | N. A. |
| Facility | SubCentre |
| State | Bihar |
| District | Bhojpur |
| Taluka | Garhani |
| Block | Garhani |
| GPS Location | Latitude: 25.363 |
| Longitude: 84.54 |
Karnaul Sub-Center hospital is a SubCentre in Garhani. It is located in Bhojpur district of Bihar state. The GPS Location of this hospital is shown in the map below.