| San Gwann to Darlington | 1,496.55 mi (2,408.46 km) |
| San Gwann to Dartford | 1,283.07 mi (2,064.90 km) |
| San Gwann to Darton | 1,444.77 mi (2,325.13 km) |
| San Gwann to Darwen | 1,475.02 mi (2,373.82 km) |
| San Gwann to Daventry | 1,364.21 mi (2,195.49 km) |
| San Gwann to Davyhulme | 1,459.84 mi (2,349.38 km) |
| San Gwann to Dawlish | 1,350.48 mi (2,173.38 km) |
| San Gwann to Deal | 1,240.05 mi (1,995.66 km) |
| San Gwann to Denby Dale | 1,447.23 mi (2,329.09 km) |
| San Gwann to Denton | 1,452.98 mi (2,338.35 km) |
| San Gwann to Derby | 1,407.82 mi (2,265.67 km) |
| San Gwann to Derry | 1,675.54 mi (2,696.53 km) |
| San Gwann to Desborough | 1,364.56 mi (2,196.04 km) |
| San Gwann to Devizes | 1,341.54 mi (2,159.00 km) |
| San Gwann to Dewsbury | 1,453.06 mi (2,338.47 km) |
