| Didcot to Coldwater (Michigan) | 3,797.51 mi (6,111.51 km) |
| Didcot to Colesville (Maryland) | 3,608.14 mi (5,806.73 km) |
| Didcot to College (Alaska) | 4,193.78 mi (6,749.24 km) |
| Didcot to College Park (Georgia) | 4,167.70 mi (6,707.27 km) |
| Didcot to College Park (Maryland) | 3,608.83 mi (5,807.86 km) |
| Didcot to College Station (Texas) | 4,795.75 mi (7,718.01 km) |
| Didcot to Collegedale (Tennessee) | 4,122.82 mi (6,635.04 km) |
| Didcot to Colleyville (Texas) | 4,709.72 mi (7,579.56 km) |
| Didcot to Collierville (Tennessee) | 4,309.36 mi (6,935.25 km) |
| Didcot to Collinsville (Illinois) | 4,144.50 mi (6,669.92 km) |
| Didcot to Colonia (New Jersey) | 3,431.41 mi (5,522.31 km) |
| Didcot to Colonial Heights (Virginia) | 3,706.26 mi (5,964.65 km) |
| Didcot to Colonial Park (Pennsylvania) | 3,545.79 mi (5,706.40 km) |
| Didcot to Colorado Springs (Colorado) | 4,680.51 mi (7,532.56 km) |
| Didcot to Colton (California) | 5,370.16 mi (8,642.44 km) |
