There are 10 post offices under PIN code 605106.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Chellanchery B.O | Branch Office | Delivery | Cuddalore | Cuddalore | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 2 | Embalam B.O | Branch Office | Delivery | Pondicherry | Pondicherry | Pondicherry | Chennai Region | Pondicherry | Tamilnadu |
| 3 | Karayamputhur B.O | Branch Office | Delivery | Pondicherry | Pondicherry | Pondicherry | Chennai Region | Pondicherry | Tamilnadu |
| 4 | Kariyamanikam B.O | Branch Office | Delivery | Pondicherry | Pondicherry | Pondicherry | Chennai Region | Pondicherry | Tamilnadu |
| 5 | Kijour B.O | Branch Office | Delivery | Pondicherry | Pondicherry | Pondicherry | Chennai Region | Pondicherry | Tamilnadu |
| 6 | Mandagapet B.O | Branch Office | Delivery | Nettapakkam Commune Panchayat | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 7 | Nallathur B.O | Branch Office | Delivery | Cuddalore | Cuddalore | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 8 | Nettapakkam S.O | Sub Office | Delivery | Pondicherry | Pondicherry | Pondicherry | Chennai Region | Pondicherry | Tamilnadu |
| 9 | Pakkam B.O | Branch Office | Delivery | Cuddalore | Cuddalore | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 10 | Viranam B.O | Branch Office | Delivery | Villupuram | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |