| Herk-de-Stad to Carson (California) | 5,646.01 mi (9,086.37 km) |
| Herk-de-Stad to Carson City (Nevada) | 5,378.52 mi (8,655.89 km) |
| Herk-de-Stad to Carteret (New Jersey) | 3,704.32 mi (5,961.53 km) |
| Herk-de-Stad to Cartersville (Georgia) | 4,430.89 mi (7,130.83 km) |
| Herk-de-Stad to Carthage (Missouri) | 4,649.04 mi (7,481.90 km) |
| Herk-de-Stad to Cary (Illinois) | 4,173.42 mi (6,716.46 km) |
| Herk-de-Stad to Cary (North Carolina) | 4,110.91 mi (6,615.88 km) |
| Herk-de-Stad to Casa de Oro-Mount Helix (California) | 5,668.88 mi (9,123.19 km) |
| Herk-de-Stad to Casa Grande (Arizona) | 5,492.83 mi (8,839.86 km) |
| Herk-de-Stad to Casas Adobes (Arizona) | 5,499.75 mi (8,850.99 km) |
| Herk-de-Stad to Cascades (Virginia) | 3,900.79 mi (6,277.71 km) |
| Herk-de-Stad to Casper (Wyoming) | 4,765.80 mi (7,669.81 km) |
| Herk-de-Stad to Casselberry (Florida) | 4,562.03 mi (7,341.88 km) |
| Herk-de-Stad to Castaic (California) | 5,619.66 mi (9,043.97 km) |
| Herk-de-Stad to Castle Pines (Colorado) | 4,900.34 mi (7,886.34 km) |
