Onambakkam is located in the district of Kanchipuram, Tamil Nadu. The pincode of Onambakkam is 603313. The area "Onambakkam" lies under takula of Chengalpattu and has a Branch Office. Onambakkam comes under the head office Chengalpattu. The postal division for pin code 603313 is Chengalpattu.
| Area | Onambakkam |
| Pincode | 603313 |
| Taluka or Tehsil | Chengalpattu |
| District | Kanchipuram |
| State | Tamil Nadu |
| Office Status | Branch Office |
| Postal Division | Chengalpattu |
| Postal Region | Chennai Region |
| Sub Office | Chithamur |
| Head Office | Chengalpattu |
| Contact Address | Postmaster, Post Office Onambakkam (Branch Office), Chengalpattu, Tamil Nadu, India, Pin Code: 603313 |
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 603313 | Chithamur pin code | Kanchipuram | Cheyur | Sub Office |
| 603313 | Kattudevadur pin code | Kanchipuram | Cheyyur | Branch Office |
| 603313 | Neerpair pin code | Kanchipuram | Cheyur | Branch Office |
| 603313 | Nugumbal pin code | Kanchipuram | Chengalpattu | Branch Office |
| 603313 | Onambakkam pin code | Kanchipuram | Chengalpattu | Branch Office |
| 603313 | Vilanganur pin code | Kanchipuram | Chengalpattu | Branch Office |
Note: While we try to make the pincode data as accurate as possible, sometimes there might be inaccuracy in data. Please feel free and point it out in the below comment section.