Vellalanvilai Sub-Center
| Hospital Name | Vellalanvilai Sub-Center |
| Address | Hsc |
| Address Line2 | |
| Location | Vellalanvillai |
| Phone No. | N. A. |
| Mobile No. | N. A. |
| Facility | SubCentre |
| State | Tamil Nadu |
| District | Thoothukudi |
| Taluka | Tiruchendur |
| Block | Udankudi |
| GPS Location | Latitude: 8.47052 |
| Longitude: 78.0391 |
Vellalanvilai Sub-Center hospital is a SubCentre in Udankudi. It is located in Thoothukudi district of Tamilnadu state. The GPS Location of this hospital is shown in the map below.