Kolappadu Sub-Center
| Hospital Name | Kolappadu Sub-Center |
| Address | Health Sub Centre |
| Address Line2 | North Street, Valivalam |
| Location | Kolappadu |
| Phone No. | N. A. |
| Mobile No. | N. A. |
| Facility | SubCentre |
| State | Tamil Nadu |
| District | Nagapattinam |
| Taluka | Vedaranyam |
| Block | Thalanayiru |
| GPS Location | Latitude: 10.6396 |
| Longitude: 79.6882 |
Kolappadu Sub-Center hospital is a SubCentre in Thalanayiru. It is located in Nagapattinam district of Tamilnadu state. The GPS Location of this hospital is shown in the map below.