| Duncan to Hamilton | 4,426.02 mi (7,122.99 km) |
| Duncan to Hammersmith | 4,696.73 mi (7,558.65 km) |
| Duncan to Hampton | 4,693.58 mi (7,553.59 km) |
| Duncan to Hamworthy | 4,653.05 mi (7,488.37 km) |
| Duncan to Handsworth | 4,592.78 mi (7,391.36 km) |
| Duncan to Hanwell | 4,691.84 mi (7,550.78 km) |
| Duncan to Harborne | 4,600.66 mi (7,404.04 km) |
| Duncan to Harlow | 4,700.58 mi (7,564.85 km) |
| Duncan to Harpenden | 4,681.24 mi (7,533.72 km) |
| Duncan to Harrogate | 4,568.48 mi (7,352.25 km) |
| Duncan to Harrow | 4,689.08 mi (7,546.35 km) |
| Duncan to Harrow on the Hill | 4,690.19 mi (7,548.14 km) |
| Duncan to Harrow Weald | 4,688.70 mi (7,545.73 km) |
| Duncan to Hartlepool | 4,558.83 mi (7,336.72 km) |
| Duncan to Harwich | 4,737.99 mi (7,625.06 km) |
