| Didcot to Black Forest (Colorado) | 4,667.40 mi (7,511.46 km) |
| Didcot to Blackfoot (Idaho) | 4,703.38 mi (7,569.36 km) |
| Didcot to Blackhawk (California) | 5,298.42 mi (8,526.99 km) |
| Didcot to Blacksburg (Virginia) | 3,832.03 mi (6,167.05 km) |
| Didcot to Blackwells Mills (New Jersey) | 3,447.97 mi (5,548.97 km) |
| Didcot to Blaine (Minnesota) | 3,956.35 mi (6,367.14 km) |
| Didcot to Bloomingdale (Florida) | 4,361.00 mi (7,018.36 km) |
| Didcot to Bloomingdale (Illinois) | 3,916.19 mi (6,302.49 km) |
| Didcot to Bloomington (California) | 5,372.28 mi (8,645.85 km) |
| Didcot to Bloomington (Illinois) | 4,018.81 mi (6,467.65 km) |
| Didcot to Bloomington (Indiana) | 3,985.72 mi (6,414.40 km) |
| Didcot to Bloomington (Minnesota) | 3,976.06 mi (6,398.85 km) |
| Didcot to Bloomsburg (Pennsylvania) | 3,500.74 mi (5,633.89 km) |
| Didcot to Blue Ash (Ohio) | 3,897.29 mi (6,272.09 km) |
| Didcot to Blue Island (Illinois) | 3,914.10 mi (6,299.13 km) |
