Semankottai Sub-Center
| Hospital Name | Semankottai Sub-Center |
| Address | Old Building |
| Address Line2 | Avudaiyarkovil Main Road, Near Panchayat Office |
| Location | Semankottai |
| Phone No. | N. A. |
| Mobile No. | N. A. |
| Facility | SubCentre |
| State | Tamil Nadu |
| District | Pudukkottai |
| Taluka | Avudayarkoil |
| Block | Avudayarkoil (Avadaiyarkovil) |
| GPS Location | Latitude: 9.90192 |
| Longitude: 79.1275 |
Semankottai Sub-Center hospital is a SubCentre in Avudayarkoil (Avadaiyarkovil). It is located in Pudukkottai district of Tamilnadu state. The GPS Location of this hospital is shown in the map below.