| S.No | Post Office Name | Pincode | Circle Name | Region Name | Division Name | Office Type | Delivery | District | State Name | Latitude | Longitude |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Mamandur BO | 603111 | Tamilnadu Circle | Chennai City Region | Chengalpattu Division | BO | Delivery | CHENGALPATTU | TAMIL NADU | 12.6348135 | 79.9336079 |
| 2 | Manapakkam BO | 603111 | Tamilnadu Circle | Chennai City Region | Chengalpattu Division | BO | Delivery | CHENGALPATTU | TAMIL NADU | 12.6583603 | 79.967084 |
| 3 | Meyyur BO | 603111 | Tamilnadu Circle | Chennai City Region | Chengalpattu Division | BO | Delivery | CHENGALPATTU | TAMIL NADU | 12.75775 | 80.18619 |
| 4 | Ozhalur BO | 603111 | Tamilnadu Circle | Chennai City Region | Chengalpattu Division | BO | Delivery | CHENGALPATTU | TAMIL NADU | 12.6390662 | 79.959132 |
| 5 | Pazhamathur BO | 603111 | Tamilnadu Circle | Chennai City Region | Chengalpattu Division | BO | Delivery | CHENGALPATTU | TAMIL NADU | 12.6840062 | 79.9833373 |
| 6 | Tirumani BO | 603111 | Tamilnadu Circle | Chennai City Region | Chengalpattu Division | BO | Delivery | CHENGALPATTU | TAMIL NADU | 12.6672258 | 79.9889332 |
| 7 | Venpakkam SO | 603111 | Tamilnadu Circle | Chennai City Region | Chengalpattu Division | PO | Delivery | CHENGALPATTU | TAMIL NADU | 12.9251389 | 80.1986944 |