There are 8 post offices under PIN code 605651.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Anilady B.O | Branch Office | Delivery | Villupuram | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 2 | Kilmambattu B.O | Branch Office | Delivery | Villupuram | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 3 | Negandur B.O | Branch Office | Delivery | Tindivanam | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 4 | Perani B.O | Branch Office | Delivery | Villupuram | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 5 | Periyathatchur S.O | Sub Office | Delivery | Villupuram | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 6 | Pidaripattu B.O | Branch Office | Delivery | Villupuram | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 7 | Se.Kunnatur B.O | Branch Office | Delivery | Villupuram | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 8 | V.Nallalam B.O | Branch Office | Delivery | Villupuram | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |