Poyyathanallur Sub-Center
| Hospital Name | Poyyathanallur Sub-Center |
| Address | N. A. |
| Address Line2 | Main Road, Sivan Kovil |
| Location | Poyyathanallur |
| Phone No. | N. A. |
| Mobile No. | N. A. |
| Facility | SubCentre |
| State | Tamil Nadu |
| District | Ariyalur |
| Taluka | Ariyalur |
| Block | Ariyalur |
| GPS Location | Latitude: 11.2171 |
| Longitude: 79.1244 |
Poyyathanallur Sub-Center hospital is a SubCentre in Ariyalur. It is located in Ariyalur district of Tamilnadu state. The GPS Location of this hospital is shown in the map below.