There are 5 post offices under PIN code 629003.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Chunkankadai B.O | Branch Office | Delivery | Agastheeswaram | Kanyakumari | Kanniyakumari | Madurai | Tamil Nadu | Tamilnadu |
| 2 | Kaniyakulam B.O | Branch Office | Delivery | Agastheeswaram | Kanyakumari | Kanniyakumari | Madurai | Tamil Nadu | Tamilnadu |
| 3 | Parvathipuram B.O | Branch Office | Non-Delivery | Agastheeswaram | Kanyakumari | Kanniyakumari | Madurai | Tamil Nadu | Tamilnadu |
| 4 | Peruvilai B.O | Branch Office | Delivery | Agastheeswaram | Kanyakumari | Kanniyakumari | Madurai | Tamil Nadu | Tamilnadu |
| 5 | Vetturnimadam S.O | Sub Office | Delivery | Agastheeswaram | Kanyakumari | Kanniyakumari | Madurai | Tamil Nadu | Tamilnadu |