| Post Office | Akkaraivattam |
| Division | Nagapattinam |
| Region | Tiruchy |
| Circle | Tamilnadu |
| Taluka | Neravy Commune Panchayat |
| District | Karaikal |
| State | Pondicherry |
| Phone | NA |
| Sub Office | Neravy S.O |
| Head Office | Nagapattinam H.O |
| Pincode |
609604
|
| Post Office | Ambagarathur |
| Division | Nagapattinam |
| Region | Tiruchy |
| Circle | Tamilnadu |
| Taluka | Karaikal |
| District | Karaikal |
| State | Pondicherry |
| Phone | 04368-251534 |
| Sub Office | NA |
| Head Office | Nagapattinam H.O |
| Pincode |
609601
|
| Post Office | Dharmapuram |
| Division | Nagapattinam |
| Region | Tiruchy |
| Circle | Tamilnadu |
| Taluka | Na |
| District | Karaikal |
| State | Pondicherry |
| Phone | NA |
| Sub Office | Karaikal Bazaar S.O |
| Head Office | Nagapattinam H.O |
| Pincode |
609602
|
| Post Office | Karaikal Bazaar |
| Division | Nagapattinam |
| Region | Tiruchy |
| Circle | Tamilnadu |
| Taluka | Na |
| District | Karaikal |
| State | Pondicherry |
| Phone | 04365-242055 |
| Sub Office | NA |
| Head Office | Nagapattinam H.O |
| Pincode |
609602
|
| Post Office | Karaikal |
| Division | Nagapattinam |
| Region | Tiruchy |
| Circle | Tamilnadu |
| Taluka | Na |
| District | Karaikal |
| State | Pondicherry |
| Phone | 04368-222419 |
| Sub Office | NA |
| Head Office | Nagapattinam H.O |
| Pincode |
609602
|
| Post Office | Karaikal South |
| Division | Nagapattinam |
| Region | Tiruchy |
| Circle | Tamilnadu |
| Taluka | Na |
| District | Karaikal |
| State | Pondicherry |
| Phone | 04365-242055 |
| Sub Office | NA |
| Head Office | Nagapattinam H.O |
| Pincode |
609602
|