| Name/Location | Address | Telephone |
| Mannar Post Office | Main Street Mannar | +94 232222250 |
| Chilawathurai Post Office 41004 | Chilawathurai | +94 232051666 |
| Muththaripputhurai Sub Post Office | Arippu | +94232051849 |
| P.P.Potkerny Sub Post Office (Head office Murunkan) | P.P.Potkerny | |
| Marichchukaddy Sub Post Office (Head office Murunkan) | Marichchukaddy | |
| Kokkupadaiyan Sub Post Office (Head office Murunkan) | Kokkupadaiyan |
