| Thornton Heath to Black Forest (Colorado) | 4,715.28 mi (7,588.51 km) |
| Thornton Heath to Blackfoot (Idaho) | 4,748.61 mi (7,642.14 km) |
| Thornton Heath to Blackhawk (California) | 5,342.43 mi (8,597.82 km) |
| Thornton Heath to Blacksburg (Virginia) | 3,882.72 mi (6,248.63 km) |
| Thornton Heath to Blackwells Mills (New Jersey) | 3,498.68 mi (5,630.58 km) |
| Thornton Heath to Blaine (Minnesota) | 4,004.82 mi (6,445.14 km) |
| Thornton Heath to Bloomingdale (Florida) | 4,411.61 mi (7,099.81 km) |
| Thornton Heath to Bloomingdale (Illinois) | 3,965.92 mi (6,382.53 km) |
| Thornton Heath to Bloomington (California) | 5,418.42 mi (8,720.10 km) |
| Thornton Heath to Bloomington (Illinois) | 4,068.67 mi (6,547.89 km) |
| Thornton Heath to Bloomington (Indiana) | 4,035.96 mi (6,495.25 km) |
| Thornton Heath to Bloomington (Minnesota) | 4,024.59 mi (6,476.94 km) |
| Thornton Heath to Bloomsburg (Pennsylvania) | 3,551.38 mi (5,715.39 km) |
| Thornton Heath to Blue Ash (Ohio) | 3,947.68 mi (6,353.17 km) |
| Thornton Heath to Blue Island (Illinois) | 3,963.91 mi (6,379.30 km) |
