| Country | Canada (CA) |
| UN/LOCODE | ILL |
| Name | Millhaven |
| Name Without Diacritics | Millhaven |
| Region | ON |
| Function Code | --3----- |
| Function | Road |
| Status Code | RL (Recognised Location) |
| Date | 1601 |
| Timezone | America/Toronto |
| Location (UN Format) | 4412N 07645W |
| Latitude Longitude | 44.2001, -76.7494 |