Koyyam Sub-Center
| Hospital Name | Koyyam Sub-Center |
| Address | N. A. |
| Address Line2 | Sub-Center Road, Near Hanuman Temple |
| Location | Koyyam |
| Phone No. | N. A. |
| Mobile No. | N. A. |
| Facility | SubCentre |
| State | Andhra Pradesh |
| District | Srikakulam |
| Taluka | Etcherla Mandal |
| Block | |
| GPS Location | Latitude: 18.1925 |
| Longitude: 83.8425 |
Koyyam Sub-Center hospital is a SubCentre in Etcherla Mandal. It is located in Srikakulam district of Andhra Pradesh state. The GPS Location of this hospital is shown in the map below.