| Willebroek to Clarkston (Georgia) | 4,390.27 mi (7,065.45 km) |
| Willebroek to Clarksville (Indiana) | 4,231.04 mi (6,809.20 km) |
| Willebroek to Clarksville (Tennessee) | 4,377.63 mi (7,045.11 km) |
| Willebroek to Clawson (Michigan) | 3,932.11 mi (6,328.12 km) |
| Willebroek to Clay (Alabama) | 4,490.96 mi (7,227.50 km) |
| Willebroek to Clayton (California) | 5,482.22 mi (8,822.78 km) |
| Willebroek to Clayton (Missouri) | 4,390.15 mi (7,065.26 km) |
| Willebroek to Clayton (North Carolina) | 4,065.96 mi (6,543.53 km) |
| Willebroek to Clayton (Ohio) | 4,101.47 mi (6,600.68 km) |
| Willebroek to Clearfield (Utah) | 5,008.41 mi (8,060.26 km) |
| Willebroek to Clearlake (California) | 5,441.37 mi (8,757.03 km) |
| Willebroek to Clearwater (Florida) | 4,620.62 mi (7,436.17 km) |
| Willebroek to Cleburne (Texas) | 4,979.27 mi (8,013.37 km) |
| Willebroek to Clemmons (North Carolina) | 4,127.05 mi (6,641.85 km) |
| Willebroek to Clemson (South Carolina) | 4,290.02 mi (6,904.13 km) |
