| Port Huron to Hoddesdon | 3,694.76 mi (5,946.15 km) |
| Port Huron to Holbeach | 3,665.22 mi (5,898.60 km) |
| Port Huron to Holborn | 3,698.07 mi (5,951.46 km) |
| Port Huron to Hollinwood | 3,563.43 mi (5,734.79 km) |
| Port Huron to Holyhead | 3,474.10 mi (5,591.02 km) |
| Port Huron to Holywell | 3,528.97 mi (5,679.33 km) |
| Port Huron to Honiton | 3,598.25 mi (5,790.82 km) |
| Port Huron to Horbury | 3,581.75 mi (5,764.27 km) |
| Port Huron to Horley | 3,706.18 mi (5,964.53 km) |
| Port Huron to Hornchurch | 3,709.62 mi (5,970.06 km) |
| Port Huron to Horndean | 3,681.71 mi (5,925.14 km) |
| Port Huron to Hornsey | 3,695.91 mi (5,947.99 km) |
| Port Huron to Horsell | 3,686.37 mi (5,932.64 km) |
| Port Huron to Horsforth | 3,573.68 mi (5,751.28 km) |
| Port Huron to Horsham | 3,703.58 mi (5,960.34 km) |
