| S.No | Post Office Name | Pincode | Circle Name | Region Name | Division Name | Office Type | Delivery | District | State Name | Latitude | Longitude |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Madras Medical College S.O | 600003 | Tamilnadu Circle | Chennai City Region | Chennai City North Division | PO | Non Delivery | CHENNAI | TAMIL NADU | 13.0812222 | 80.2778056 |
| 2 | Park Town H.O | 600003 | Tamilnadu Circle | Chennai City Region | Chennai City North Division | HO | Delivery | CHENNAI | TAMIL NADU | 13.0828056 | 80.2789167 |
| 3 | Ripon Buildings S.O | 600003 | Tamilnadu Circle | Chennai City Region | Chennai City North Division | PO | Non Delivery | CHENNAI | TAMIL NADU | 13.0818611 | 80.2715833 |