Kottaiyadi Sub-Center
| Hospital Name | Kottaiyadi Sub-Center |
| Address | 120-B |
| Address Line2 | Colony St, , Near Water Tank |
| Location | Kottaiyadi |
| Phone No. | N. A. |
| Mobile No. | N. A. |
| Facility | SubCentre |
| State | Tamil Nadu |
| District | Tirunelveli |
| Taluka | Radhapuram |
| Block | Valliyoor |
| GPS Location | Latitude: 8.38008 |
| Longitude: 77.6224 |
Kottaiyadi Sub-Center hospital is a SubCentre in Valliyoor. It is located in Tirunelveli district of Tamilnadu state. The GPS Location of this hospital is shown in the map below.