| Country | Canada (CA) |
| UN/LOCODE | OCA |
| Name | Oldcastle |
| Name Without Diacritics | Oldcastle |
| Region | ON |
| Function Code | --3----- |
| Function | Road |
| Status Code | RQ (Request Under Consideration) |
| Date | 901 |
| Timezone | America/Toronto |
| Location (UN Format) | 4213N 08257W |
| Latitude Longitude | 42.2267, -82.9583 |