| San Gwann to Dudley | 1,402.89 mi (2,257.73 km) |
| San Gwann to Dukinfield | 1,453.18 mi (2,338.67 km) |
| San Gwann to Dumbarton | 1,647.69 mi (2,651.71 km) |
| San Gwann to Dumfries | 1,576.99 mi (2,537.93 km) |
| San Gwann to Dunbar | 1,600.75 mi (2,576.15 km) |
| San Gwann to Dunblane | 1,645.15 mi (2,647.62 km) |
| San Gwann to Dundee | 1,636.57 mi (2,633.80 km) |
| San Gwann to Dunfermline | 1,626.35 mi (2,617.35 km) |
| San Gwann to Dunstable | 1,327.02 mi (2,135.63 km) |
| San Gwann to Durham | 1,510.77 mi (2,431.35 km) |
| San Gwann to Ealing | 1,301.35 mi (2,094.32 km) |
| San Gwann to Earlestown | 1,467.12 mi (2,361.10 km) |
| San Gwann to Earley | 1,314.66 mi (2,115.74 km) |
| San Gwann to East Barnet | 1,304.33 mi (2,099.12 km) |
| San Gwann to East Dereham | 1,333.30 mi (2,145.73 km) |
