Thiruvallur Sub-Center
| Hospital Name | Thiruvallur Sub-Center |
| Address | Health Sub Centre |
| Address Line2 | Keelatheru, Thayamangalam Post, , Thiruvellur |
| Location | Thiruvellur |
| Phone No. | N. A. |
| Mobile No. | N. A. |
| Facility | SubCentre |
| State | Tamil Nadu |
| District | Sivaganga |
| Taluka | Ilayangudi |
| Block | Ilayangudi |
| GPS Location | Latitude: 9.64617 |
| Longitude: 78.6101 |
Thiruvallur Sub-Center hospital is a SubCentre in Ilayangudi. It is located in Sivaganga district of Tamilnadu state. The GPS Location of this hospital is shown in the map below.