Ontario, Canada
| Province | Ontario |
| Country | Canada |
| Enclosed By | |
|---|---|
| Canada | |
| Place Encloses | |
| North Dumfries | |
| Galt | |
| New Liskeard | |
| CFB Trenton | |
| London | |
| Middlesex County | |
| Windsor | |
| Kingsville | |
| Burlington | |
| Essex | |
| Elgin County | |
| Port Hope | |
| Toronto | |
| Kent County | |
| Oxford County | |
| Lambton County | |
| Hamilton |