| Country | Canada (CA) |
| UN/LOCODE | MTW |
| Name | Mattawa |
| Name Without Diacritics | Mattawa |
| Region | ON |
| Function Code | -23----- |
| Function | Rail, Road |
| Status Code | RL (Recognised Location) |
| Date | 701 |
| Timezone | America/Toronto |
| Location (UN Format) | 4619N 07843W |
| Latitude Longitude | 46.3168, -78.6996 |