| Didcot to Barberton (Ohio) | 3,706.70 mi (5,965.36 km) |
| Didcot to Bardstown (Kentucky) | 4,006.93 mi (6,448.54 km) |
| Didcot to Barrington (Illinois) | 3,908.32 mi (6,289.83 km) |
| Didcot to Barstow (California) | 5,315.07 mi (8,553.77 km) |
| Didcot to Bartlesville (Oklahoma) | 4,467.65 mi (7,189.98 km) |
| Didcot to Bartlett (Illinois) | 3,919.25 mi (6,307.42 km) |
| Didcot to Bartlett (Tennessee) | 4,304.95 mi (6,928.14 km) |
| Didcot to Bartow (Florida) | 4,342.05 mi (6,987.85 km) |
| Didcot to Batavia (Illinois) | 3,929.35 mi (6,323.67 km) |
| Didcot to Batavia (New York) | 3,483.67 mi (5,606.43 km) |
| Didcot to Batesville (Arkansas) | 4,349.45 mi (6,999.77 km) |
| Didcot to Baton Rouge (Louisiana) | 4,597.37 mi (7,398.76 km) |
| Didcot to Battle Creek (Michigan) | 3,790.48 mi (6,100.18 km) |
| Didcot to Battle Ground (Washington) | 4,859.25 mi (7,820.21 km) |
| Didcot to Bay City (Michigan) | 3,681.00 mi (5,924.00 km) |
