| Twickenham to Cicero (Illinois) | 3,947.95 mi (6,353.61 km) |
| Twickenham to Cimarron Hills (Colorado) | 4,716.74 mi (7,590.85 km) |
| Twickenham to Cincinnati (Ohio) | 3,947.15 mi (6,352.33 km) |
| Twickenham to Cinco Ranch (Texas) | 4,858.52 mi (7,819.03 km) |
| Twickenham to Circleville (Ohio) | 3,863.28 mi (6,217.35 km) |
| Twickenham to Citrus (California) | 5,421.39 mi (8,724.88 km) |
| Twickenham to Citrus Heights (California) | 5,264.00 mi (8,471.59 km) |
| Twickenham to Citrus Park (Florida) | 4,404.14 mi (7,087.78 km) |
| Twickenham to Claiborne (Louisiana) | 4,573.87 mi (7,360.93 km) |
| Twickenham to Claremont (California) | 5,415.21 mi (8,714.94 km) |
| Twickenham to Claremont (New Hampshire) | 3,273.78 mi (5,268.64 km) |
| Twickenham to Claremore (Oklahoma) | 4,515.57 mi (7,267.10 km) |
| Twickenham to Clarksburg (Maryland) | 3,652.46 mi (5,878.06 km) |
| Twickenham to Clarksburg (West Virginia) | 3,773.53 mi (6,072.91 km) |
| Twickenham to Clarksdale (Mississippi) | 4,426.19 mi (7,123.26 km) |
