| Witham to Culpeper (Virginia) | 3,748.21 mi (6,032.17 km) |
| Witham to Culver City (California) | 5,458.88 mi (8,785.22 km) |
| Witham to Cumberland (Maryland) | 3,724.71 mi (5,994.34 km) |
| Witham to Cupertino (California) | 5,377.61 mi (8,654.43 km) |
| Witham to Cutler Bay (Florida) | 4,472.86 mi (7,198.37 km) |
| Witham to Cutlerville (Michigan) | 3,848.56 mi (6,193.67 km) |
| Witham to Cuyahoga Falls (Ohio) | 3,765.24 mi (6,059.57 km) |
| Witham to Cypress (California) | 5,458.42 mi (8,784.48 km) |
| Witham to Cypress Gardens (Florida) | 4,406.36 mi (7,091.34 km) |
| Witham to Cypress Lake (Florida) | 4,489.49 mi (7,225.14 km) |
| Witham to D'Iberville (Mississippi) | 4,577.24 mi (7,366.36 km) |
| Witham to Dakota Ridge (Colorado) | 4,711.05 mi (7,581.71 km) |
| Witham to Dale City (Virginia) | 3,713.65 mi (5,976.54 km) |
| Witham to Dallas (Georgia) | 4,241.29 mi (6,825.69 km) |
| Witham to Dallas (Oregon) | 4,969.13 mi (7,997.05 km) |
