| Dorchester to River Ridge (Louisiana) | 4,555.79 mi (7,331.83 km) |
| Dorchester to Riverbank (California) | 5,280.97 mi (8,498.90 km) |
| Dorchester to Riverdale (Georgia) | 4,138.31 mi (6,659.97 km) |
| Dorchester to Riverdale (Illinois) | 3,894.33 mi (6,267.31 km) |
| Dorchester to Riverside (California) | 5,378.92 mi (8,656.53 km) |
| Dorchester to Riverside (Ohio) | 3,838.34 mi (6,177.21 km) |
| Dorchester to Riverton (Utah) | 4,836.73 mi (7,783.97 km) |
| Dorchester to Riverton (Wyoming) | 4,585.37 mi (7,379.44 km) |
| Dorchester to Riverview (Florida) | 4,327.06 mi (6,963.73 km) |
| Dorchester to Riverview (Michigan) | 3,695.58 mi (5,947.46 km) |
| Dorchester to Riviera Beach (Florida) | 4,282.41 mi (6,891.87 km) |
| Dorchester to Riviera Beach (Maryland) | 3,553.88 mi (5,719.41 km) |
| Dorchester to Roanoke (Virginia) | 3,780.30 mi (6,083.81 km) |
| Dorchester to Roanoke Rapids (North Carolina) | 3,721.14 mi (5,988.59 km) |
| Dorchester to Robbinsdale (Minnesota) | 3,957.56 mi (6,369.08 km) |
