| Didcot to Oxford (Alabama) | 4,226.84 mi (6,802.45 km) |
| Didcot to Oxford (Mississippi) | 4,336.59 mi (6,979.07 km) |
| Didcot to Oxford (Ohio) | 3,899.62 mi (6,275.83 km) |
| Didcot to Oxnard (California) | 5,422.06 mi (8,725.97 km) |
| Didcot to Oxon Hill (Maryland) | 3,619.74 mi (5,825.41 km) |
| Didcot to Ozark (Alabama) | 4,323.53 mi (6,958.06 km) |
| Didcot to Ozark (Missouri) | 4,348.43 mi (6,998.12 km) |
| Didcot to Pace (Florida) | 4,427.30 mi (7,125.05 km) |
| Didcot to Pacific Grove (California) | 5,368.19 mi (8,639.26 km) |
| Didcot to Pacifica (California) | 5,327.33 mi (8,573.51 km) |
| Didcot to Paducah (Kentucky) | 4,168.84 mi (6,709.10 km) |
| Didcot to Pahrump (Nevada) | 5,204.43 mi (8,375.72 km) |
| Didcot to Painesville (Ohio) | 3,660.94 mi (5,891.72 km) |
| Didcot to Palatine (Illinois) | 3,906.63 mi (6,287.11 km) |
| Didcot to Palatka (Florida) | 4,247.90 mi (6,836.33 km) |
