Onambakkam Sub-Center
| Hospital Name | Onambakkam Sub-Center |
| Address | N. A. |
| Phone No. | N. A. |
| Mobile No. | N. A. |
| Facility | SubCentre |
| State | Tamil Nadu |
| District | Kanchipuram |
| Taluka | Maduranthakam |
| Block | Maduranthakam MPTY |
| GPS Location | Latitude: 12.3841 |
| Longitude: 79.9664 |
Onambakkam Sub-Center hospital is a SubCentre in Maduranthakam MPTY. It is located in Kanchipuram district of Tamilnadu state. The GPS Location of this hospital is shown in the map below.