| Willebroek to Carson (California) | 5,615.31 mi (9,036.97 km) |
| Willebroek to Carson City (Nevada) | 5,349.16 mi (8,608.65 km) |
| Willebroek to Carteret (New Jersey) | 3,668.76 mi (5,904.31 km) |
| Willebroek to Cartersville (Georgia) | 4,395.43 mi (7,073.77 km) |
| Willebroek to Carthage (Missouri) | 4,614.77 mi (7,426.75 km) |
| Willebroek to Cary (Illinois) | 4,139.19 mi (6,661.38 km) |
| Willebroek to Cary (North Carolina) | 4,075.25 mi (6,558.47 km) |
| Willebroek to Casa de Oro-Mount Helix (California) | 5,637.71 mi (9,073.02 km) |
| Willebroek to Casa Grande (Arizona) | 5,460.61 mi (8,788.00 km) |
| Willebroek to Casas Adobes (Arizona) | 5,467.29 mi (8,798.75 km) |
| Willebroek to Cascades (Virginia) | 3,865.27 mi (6,220.55 km) |
| Willebroek to Casper (Wyoming) | 4,734.33 mi (7,619.17 km) |
| Willebroek to Casselberry (Florida) | 4,526.18 mi (7,284.18 km) |
| Willebroek to Castaic (California) | 5,589.17 mi (8,994.90 km) |
| Willebroek to Castle Pines (Colorado) | 4,867.97 mi (7,834.24 km) |
