Seithurgannallur Sub-Center
| Hospital Name | Seithurgannallur Sub-Center |
| Address | Health Sub Centre |
| Address Line2 | Main Raod, , Seidhunganallur |
| Location | Srivaikundam |
| Phone No. | N. A. |
| Mobile No. | N. A. |
| Facility | SubCentre |
| State | Tamil Nadu |
| District | Thoothukudi |
| Taluka | Srivaikuntam |
| Block | Karungulam |
| GPS Location | Latitude: 8.66184 |
| Longitude: 77.83 |
Seithurgannallur Sub-Center hospital is a SubCentre in Karungulam. It is located in Thoothukudi district of Tamilnadu state. The GPS Location of this hospital is shown in the map below.