| Dour to Black Forest (Colorado) | 4,891.98 mi (7,872.88 km) |
| Dour to Blackfoot (Idaho) | 4,917.48 mi (7,913.92 km) |
| Dour to Blackhawk (California) | 5,507.40 mi (8,863.31 km) |
| Dour to Blacksburg (Virginia) | 4,065.71 mi (6,543.13 km) |
| Dour to Blackwells Mills (New Jersey) | 3,681.61 mi (5,924.98 km) |
| Dour to Blaine (Minnesota) | 4,183.21 mi (6,732.22 km) |
| Dour to Bloomingdale (Florida) | 4,592.92 mi (7,391.60 km) |
| Dour to Bloomingdale (Illinois) | 4,147.50 mi (6,674.76 km) |
| Dour to Bloomington (California) | 5,589.90 mi (8,996.07 km) |
| Dour to Bloomington (Illinois) | 4,250.53 mi (6,840.57 km) |
| Dour to Bloomington (Indiana) | 4,218.58 mi (6,789.15 km) |
| Dour to Bloomington (Minnesota) | 4,203.13 mi (6,764.29 km) |
| Dour to Bloomsburg (Pennsylvania) | 3,734.43 mi (6,009.98 km) |
| Dour to Blue Ash (Ohio) | 4,130.53 mi (6,647.44 km) |
| Dour to Blue Island (Illinois) | 4,145.69 mi (6,671.84 km) |
