There are 14 post offices under PIN code 605501.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Kodukkur B.O | Branch Office | Delivery | Tindivanam | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 2 | Korakeni B.O | Branch Office | Delivery | Tindivanam | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 3 | Madurapakkam B.O | Branch Office | Delivery | Tindivanam | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 4 | Mannadipattu B.O | Branch Office | Delivery | Pondicherry | Pondicherry | Pondicherry | Chennai Region | Pondicherry | Tamilnadu |
| 5 | Mutrampattu B.O | Branch Office | Delivery | Tindivanam | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 6 | Radhhapuram B.O | Branch Office | Delivery | Tindivanam | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 7 | Sellipet B.O | Branch Office | Delivery | Pondicherry | Pondicherry | Pondicherry | Chennai Region | Pondicherry | Tamilnadu |
| 8 | Seshangur B.O | Branch Office | Delivery | Tindivanam | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 9 | Sorapattu B.O | Branch Office | Delivery | Pondicherry | Pondicherry | Pondicherry | Chennai Region | Pondicherry | Tamilnadu |
| 10 | Tirukkanur S.O | Sub Office | Delivery | Pondicherry | Pondicherry | Pondicherry | Chennai Region | Pondicherry | Tamilnadu |
| 11 | Tirumangalam B.O | Branch Office | Delivery | Tindivanam | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 12 | V.Nerkunam B.O | Branch Office | Delivery | Viluppuram | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 13 | Vadhanur B.O | Branch Office | Delivery | Pondicherry | Pondicherry | Pondicherry | Chennai Region | Pondicherry | Tamilnadu |
| 14 | Vakkur B.O | Branch Office | Delivery | Tindivanam | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |