There are 3 post offices under PIN code 607403.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Kirumambakkam | Sub Office | Delivery | Tindivanam | Villupuram | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |
| 2 | Pillayarkuppam B.O | Branch Office | Delivery | Pondicherry | Pondicherry | Pondicherry | Chennai Region | Pondicherry | Tamilnadu |
| 3 | Reddichavadi B.O | Branch Office | Delivery | Cuddalore | Cuddalore | Pondicherry | Chennai Region | Tamil Nadu | Tamilnadu |