| Dartford to River Ridge (Louisiana) | 4,648.08 mi (7,480.37 km) |
| Dartford to Riverbank (California) | 5,326.73 mi (8,572.55 km) |
| Dartford to Riverdale (Georgia) | 4,232.26 mi (6,811.16 km) |
| Dartford to Riverdale (Illinois) | 3,974.12 mi (6,395.73 km) |
| Dartford to Riverside (California) | 5,433.98 mi (8,745.14 km) |
| Dartford to Riverside (Ohio) | 3,924.37 mi (6,315.66 km) |
| Dartford to Riverton (Utah) | 4,890.81 mi (7,871.00 km) |
| Dartford to Riverton (Wyoming) | 4,640.36 mi (7,467.94 km) |
| Dartford to Riverview (Florida) | 4,429.28 mi (7,128.24 km) |
| Dartford to Riverview (Michigan) | 3,778.92 mi (6,081.59 km) |
| Dartford to Riviera Beach (Florida) | 4,387.62 mi (7,061.19 km) |
| Dartford to Riviera Beach (Maryland) | 3,647.97 mi (5,870.85 km) |
| Dartford to Roanoke (Virginia) | 3,873.82 mi (6,234.30 km) |
| Dartford to Roanoke Rapids (North Carolina) | 3,817.89 mi (6,144.29 km) |
| Dartford to Robbinsdale (Minnesota) | 4,026.27 mi (6,479.65 km) |
