Vellaiyur Sub-Center
| Hospital Name | Vellaiyur Sub-Center |
| Address | Vellaiyur Hsc |
| Address Line2 | Sub Centre, Govt. High School |
| Location | Vellaiyur |
| Phone No. | N. A. |
| Mobile No. | N. A. |
| Facility | SubCentre |
| State | Tamil Nadu |
| District | Villupuram |
| Taluka | Ulundurpettai |
| Block | Ulundurpettai |
| GPS Location | Latitude: 11.7147 |
| Longitude: 79.2439 |
Vellaiyur Sub-Center hospital is a SubCentre in Ulundurpettai. It is located in Villupuram district of Tamilnadu state. The GPS Location of this hospital is shown in the map below.