Thandalam Sub-Center
| Hospital Name | Thandalam Sub-Center |
| Address | Health Sub Centre |
| Address Line2 | Pillayar Kovil Street, High School |
| Location | Thandalam |
| Phone No. | N. A. |
| Mobile No. | N. A. |
| Facility | SubCentre |
| State | Tamil Nadu |
| District | Thiruvallur |
| Taluka | Uthukkottai |
| Block | Ellapuram |
| GPS Location | Latitude: 13.3117 |
| Longitude: 80.0078 |
Thandalam Sub-Center hospital is a SubCentre in Ellapuram. It is located in Thiruvallur district of Tamilnadu state. The GPS Location of this hospital is shown in the map below.