| Didcot to Bispham | 172.48 mi (277.58 km) |
| Didcot to Blackburn | 156.86 mi (252.44 km) |
| Didcot to Blackpool | 170.32 mi (274.11 km) |
| Didcot to Blairgowrie | 354.77 mi (570.95 km) |
| Didcot to Blandford Forum | 65.45 mi (105.33 km) |
| Didcot to Blaydon | 232.78 mi (374.63 km) |
| Didcot to Bletchley | 34.52 mi (55.56 km) |
| Didcot to Bloxwich | 76.80 mi (123.60 km) |
| Didcot to Blunsdon Saint Andrew | 23.56 mi (37.91 km) |
| Didcot to Blyth | 243.47 mi (391.82 km) |
| Didcot to Bo'ness | 319.65 mi (514.43 km) |
| Didcot to Bodmin | 170.35 mi (274.14 km) |
| Didcot to Bognor Regis | 61.93 mi (99.67 km) |
| Didcot to Bolsover | 112.25 mi (180.65 km) |
| Didcot to Bolton | 145.08 mi (233.49 km) |
