| Duncan to Horwich | 4,543.97 mi (7,312.81 km) |
| Duncan to Houghton le Spring | 4,544.99 mi (7,314.45 km) |
| Duncan to Houghton Regis | 4,671.94 mi (7,518.77 km) |
| Duncan to Hounslow | 4,691.81 mi (7,550.74 km) |
| Duncan to Hove | 4,720.15 mi (7,596.35 km) |
| Duncan to Hoyland Nether | 4,587.29 mi (7,382.53 km) |
| Duncan to Hucclecote | 4,610.97 mi (7,420.64 km) |
| Duncan to Huddersfield | 4,570.31 mi (7,355.21 km) |
| Duncan to Huntingdon | 4,671.15 mi (7,517.48 km) |
| Duncan to Huntington | 4,586.42 mi (7,381.13 km) |
| Duncan to Huyton | 4,538.31 mi (7,303.71 km) |
| Duncan to Hwlffordd | 4,505.35 mi (7,250.65 km) |
| Duncan to Hyde | 4,565.26 mi (7,347.08 km) |
| Duncan to Hythe | 4,672.00 mi (7,518.86 km) |
| Duncan to Hythe | 4,760.24 mi (7,660.87 km) |
