Kalahasthinapuram Sub-Center
| Hospital Name | Kalahasthinapuram Sub-Center |
| Address | 1 |
| Address Line2 | Iyanar Kovil Street, Vao Office |
| Location | Kalahasthinapuram |
| Phone No. | N. A. |
| Mobile No. | N. A. |
| Facility | SubCentre |
| State | Tamil Nadu |
| District | Nagapattinam |
| Taluka | Tharangambadi |
| Block | Sembanarkoil |
| GPS Location | Latitude: 11.111 |
| Longitude: 79.7563 |
Kalahasthinapuram Sub-Center hospital is a SubCentre in Sembanarkoil. It is located in Nagapattinam district of Tamilnadu state. The GPS Location of this hospital is shown in the map below.