Thatchamalli Sub-Center
| Hospital Name | Thatchamalli Sub-Center |
| Address | Health Sub Centre |
| Address Line2 | Thatchamalli, Nearest School |
| Location | Thatchamalli |
| Phone No. | N. A. |
| Mobile No. | N. A. |
| Facility | SubCentre |
| State | Tamil Nadu |
| District | Pudukkottai |
| Taluka | Avudayarkoil |
| Block | Avudayarkoil (Avadaiyarkovil) |
| GPS Location | Latitude: 10.031 |
| Longitude: 79.0418 |
Thatchamalli 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.