| Herk-de-Stad to Carlsbad (New Mexico) | 5,261.76 mi (8,467.98 km) |
| Herk-de-Stad to Carmel (Indiana) | 4,201.65 mi (6,761.90 km) |
| Herk-de-Stad to Carmichael (California) | 5,453.46 mi (8,776.50 km) |
| Herk-de-Stad to Carney (Maryland) | 3,849.68 mi (6,195.46 km) |
| Herk-de-Stad to Carnot-Moon (Pennsylvania) | 3,945.93 mi (6,350.35 km) |
| Herk-de-Stad to Carol Stream (Illinois) | 4,183.09 mi (6,732.03 km) |
| Herk-de-Stad to Carolina (Puerto Rico) | 4,421.94 mi (7,116.42 km) |
| Herk-de-Stad to Carolina Forest (South Carolina) | 4,211.14 mi (6,777.18 km) |
| Herk-de-Stad to Carpentersville (Illinois) | 4,179.21 mi (6,725.79 km) |
| Herk-de-Stad to Carpinteria (California) | 5,651.10 mi (9,094.57 km) |
| Herk-de-Stad to Carrboro (North Carolina) | 4,115.01 mi (6,622.47 km) |
| Herk-de-Stad to Carroll (Iowa) | 4,420.09 mi (7,113.45 km) |
| Herk-de-Stad to Carrollton (Georgia) | 4,471.03 mi (7,195.43 km) |
| Herk-de-Stad to Carrollton (Texas) | 4,961.09 mi (7,984.10 km) |
| Herk-de-Stad to Carrollwood (Florida) | 4,642.18 mi (7,470.87 km) |
