| Ontario to Hamilton | 5,109.34 mi (8,222.69 km) |
| Ontario to Hammersmith | 5,418.32 mi (8,719.94 km) |
| Ontario to Hampton | 5,416.88 mi (8,717.63 km) |
| Ontario to Hamworthy | 5,394.39 mi (8,681.42 km) |
| Ontario to Handsworth | 5,296.09 mi (8,523.24 km) |
| Ontario to Hanwell | 5,413.86 mi (8,712.76 km) |
| Ontario to Harborne | 5,319.02 mi (8,560.14 km) |
| Ontario to Harlow | 5,416.52 mi (8,717.05 km) |
| Ontario to Harpenden | 5,399.35 mi (8,689.42 km) |
| Ontario to Harrogate | 5,264.12 mi (8,471.79 km) |
| Ontario to Harrow | 5,410.19 mi (8,706.86 km) |
| Ontario to Harrow on the Hill | 5,411.46 mi (8,708.90 km) |
| Ontario to Harrow Weald | 5,409.50 mi (8,705.75 km) |
| Ontario to Hartlepool | 5,243.22 mi (8,438.15 km) |
| Ontario to Harwich | 5,445.51 mi (8,763.70 km) |
