There are 9 post offices under PIN code 605602.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Kamala Nagar S.O (Villupuram) | Sub Office | Non-Delivery | Viluppuram | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 2 | Kilperumbakkam S.O | Sub Office | Non-Delivery | Viluppuram | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 3 | Maharajapuam S.O | Sub Office | Non-Delivery | Villupuram | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 4 | Santhanagopalapuram S.O | Sub Office | Non-Delivery | Viluppuram | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 5 | V.Marudur S.O | Sub Office | Non-Delivery | Viluppuram | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 6 | Villupuram Collectorate S.O | Sub Office | Non-Delivery | Villupuram | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 7 | Villupuram East S.O | Sub Office | Non-Delivery | Viluppuram | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 8 | Villupuram H.O | Head Office | Delivery | Villupuram | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 9 | Villupuram West S.O | Sub Office | Non-Delivery | Viluppuram | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |