| Post Office | Dharmapuram B.o |
| 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 S.o |
| 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 S.o |
| 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 S.o |
| 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 | Karaikalmedu B.o |
| Division | Nagapattinam |
| Region | Tiruchy |
| Circle | Tamilnadu |
| Taluka | Na |
| District | Karaikal |
| State | Pondicherry |
| Phone | NA |
| Sub Office | Thalatheru S.O |
| Head Office | Nagapattinam H.O |
| Pincode |
609605
|
| Post Office | Karaikoilpathu B.o |
| Division | Nagapattinam |
| Region | Tiruchy |
| Circle | Tamilnadu |
| Taluka | Na |
| District | Karaikal |
| State | Pondicherry |
| Phone | NA |
| Sub Office | Thalatheru S.O |
| Head Office | Nagapattinam H.O |
| Pincode |
609605
|