Periyakallappadi Sub-Center
| Hospital Name | Periyakallappadi Sub-Center |
| Address | 39/3b |
| Address Line2 | Thatchampattu Road, Neae To Vao Quarters |
| Location | Periyakallapadi |
| Phone No. | N. A. |
| Mobile No. | N. A. |
| Facility | SubCentre |
| State | Tamil Nadu |
| District | Tiruvannamalai |
| Taluka | Tiruvannamalai |
| Block | Thiruvannamalai |
| GPS Location | Latitude: 12.0642 |
| Longitude: 79.0622 |
Periyakallappadi Sub-Center hospital is a SubCentre in Thiruvannamalai. It is located in Tiruvannamalai district of Tamilnadu state. The GPS Location of this hospital is shown in the map below.