There are 11 post offices under PIN code 629161.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Cherupallur B.O | Branch Office | Delivery | Kalkulam | Kanyakumari | Kanniyakumari | Madurai | Tamil Nadu | Tamilnadu |
| 2 | Chittardam Colony B.O | Branch Office | Delivery | Kalkulam | Kanyakumari | Kanniyakumari | Madurai | Tamil Nadu | Tamilnadu |
| 3 | Kulasekharam S.O | Sub Office | Delivery | Kalkulam | Kanyakumari | Kanniyakumari | Madurai | Tamil Nadu | Tamilnadu |
| 4 | Manalodai B.O | Branch Office | Delivery | Kalkulam | Kanyakumari | Kanniyakumari | Madurai | Tamil Nadu | Tamilnadu |
| 5 | Maniankuzhi B.O | Branch Office | Delivery | Kalkulam | Kanyakumari | Kanniyakumari | Madurai | Tamil Nadu | Tamilnadu |
| 6 | Pechchipparai B.O | Branch Office | Delivery | Kalkulam | Kanyakumari | Kanniyakumari | Madurai | Tamil Nadu | Tamilnadu |
| 7 | Ponmanai B.O | Branch Office | Delivery | Kalkulam | Kanyakumari | Kanniyakumari | Madurai | Tamil Nadu | Tamilnadu |
| 8 | Thiruvarambu B.O | Branch Office | Delivery | Kalkulam | Kanyakumari | Kanniyakumari | Madurai | Tamil Nadu | Tamilnadu |
| 9 | Thumbode B.O | Branch Office | Non-Delivery | Kalkulam | Kanyakumari | Kanniyakumari | Madurai | Tamil Nadu | Tamilnadu |
| 10 | Tiruparappu B.O | Branch Office | Delivery | Kalkulam | Kanyakumari | Kanniyakumari | Madurai | Tamil Nadu | Tamilnadu |
| 11 | Vendalicode B.O | Branch Office | Delivery | Kalkulam | Kanyakumari | Kanniyakumari | Madurai | Tamil Nadu | Tamilnadu |