Sivanvoyal Sub-Center
| Hospital Name | Sivanvoyal Sub-Center |
| Address | Health Sub Centre |
| Address Line2 | Nallangkavanoor, Vinayagar Koil Opp |
| Location | Sivanvoyal Village |
| Phone No. | N. A. |
| Mobile No. | N. A. |
| Facility | SubCentre |
| State | Tamil Nadu |
| District | Thiruvallur |
| Taluka | Thiruvallur |
| Block | Ikkadu |
| GPS Location | Latitude: 13.1662 |
| Longitude: 79.9957 |
Sivanvoyal Sub-Center hospital is a SubCentre in Ikkadu. It is located in Thiruvallur district of Tamilnadu state. The GPS Location of this hospital is shown in the map below.