| Country | Canada (CA) |
| UN/LOCODE | DUV |
| Name | Dunnville |
| Name Without Diacritics | Dunnville |
| Region | ON |
| Function Code | --3----- |
| Function | Road |
| Status Code | RL (Recognised Location) |
| Date | 1207 |
| Timezone | America/Toronto |
| Location (UN Format) | 4254N 07937W |
| Latitude Longitude | 42.9001, -79.6163 |