| Country | Sri Lanka (LK) |
| UN/LOCODE | MTL |
| Name | Mattala |
| Name Without Diacritics | Mattala |
| Region | 33 |
| Function Code | ----5--- |
| Function | Postal Exchange Office |
| Status Code | AI (Code Adopted By International Organization) |
| Date | 1101 |
| Timezone | Asia/Colombo |
| Location (UN Format) | 0621N 08107E |
| Latitude Longitude | 6.3525, 81.1301 |