| San Gwann to Dumas (Texas) | 6,015.27 mi (9,680.65 km) |
| San Gwann to Dumont (New Jersey) | 4,586.35 mi (7,381.02 km) |
| San Gwann to Duncan (Oklahoma) | 5,908.09 mi (9,508.15 km) |
| San Gwann to Duncanville (Texas) | 5,950.41 mi (9,576.26 km) |
| San Gwann to Dundalk (Maryland) | 4,757.96 mi (7,657.20 km) |
| San Gwann to Dunedin (Florida) | 5,480.82 mi (8,820.53 km) |
| San Gwann to Dunkirk (New York) | 4,775.85 mi (7,685.98 km) |
| San Gwann to Dunmore (Pennsylvania) | 4,644.98 mi (7,475.38 km) |
| San Gwann to Dunwoody (Georgia) | 5,320.86 mi (8,563.09 km) |
| San Gwann to Durango (Colorado) | 6,178.16 mi (9,942.78 km) |
| San Gwann to Durant (Oklahoma) | 5,866.83 mi (9,441.76 km) |
| San Gwann to Durham (North Carolina) | 4,987.62 mi (8,026.81 km) |
| San Gwann to Dyer (Indiana) | 5,166.43 mi (8,314.57 km) |
| San Gwann to Dyersburg (Tennessee) | 5,468.53 mi (8,800.74 km) |
| San Gwann to Eagan (Minnesota) | 5,261.93 mi (8,468.25 km) |
