| Didcot to Clermont (Florida) | 4,305.54 mi (6,929.09 km) |
| Didcot to Cleveland (Mississippi) | 4,414.86 mi (7,105.04 km) |
| Didcot to Cleveland (Ohio) | 3,688.83 mi (5,936.60 km) |
| Didcot to Cleveland (Tennessee) | 4,109.39 mi (6,613.42 km) |
| Didcot to Cleveland Heights (Ohio) | 3,682.66 mi (5,926.66 km) |
| Didcot to Cliffside Park (New Jersey) | 3,408.13 mi (5,484.85 km) |
| Didcot to Clifton (Colorado) | 4,797.29 mi (7,720.49 km) |
| Didcot to Clifton (New Jersey) | 3,413.30 mi (5,493.18 km) |
| Didcot to Clinton (Iowa) | 4,002.75 mi (6,441.81 km) |
| Didcot to Clinton (Maryland) | 3,618.75 mi (5,823.82 km) |
| Didcot to Clinton (Mississippi) | 4,468.95 mi (7,192.08 km) |
| Didcot to Clinton (Utah) | 4,805.61 mi (7,733.89 km) |
| Didcot to Clive (Iowa) | 4,146.54 mi (6,673.22 km) |
| Didcot to Cloquet (Minnesota) | 3,859.12 mi (6,210.65 km) |
| Didcot to Cloverleaf (Texas) | 4,792.66 mi (7,713.04 km) |
