| Herk-de-Stad to Cloverly (Maryland) | 3,882.43 mi (6,248.17 km) |
| Herk-de-Stad to Clovis (California) | 5,513.10 mi (8,872.47 km) |
| Herk-de-Stad to Clovis (New Mexico) | 5,113.79 mi (8,229.85 km) |
| Herk-de-Stad to Clute (Texas) | 5,112.51 mi (8,227.78 km) |
| Herk-de-Stad to Coachella (California) | 5,589.22 mi (8,994.98 km) |
| Herk-de-Stad to Coalinga (California) | 5,572.11 mi (8,967.45 km) |
| Herk-de-Stad to Coamo (Puerto Rico) | 4,455.68 mi (7,170.73 km) |
| Herk-de-Stad to Coatesville (Pennsylvania) | 3,795.19 mi (6,107.77 km) |
| Herk-de-Stad to Cockeysville (Maryland) | 3,850.53 mi (6,196.82 km) |
| Herk-de-Stad to Cocoa (Florida) | 4,552.92 mi (7,327.22 km) |
| Herk-de-Stad to Cocoa Beach (Florida) | 4,549.52 mi (7,321.75 km) |
| Herk-de-Stad to Coconut Creek (Florida) | 4,634.15 mi (7,457.94 km) |
| Herk-de-Stad to Coeur d'Alene (Idaho) | 4,803.33 mi (7,730.21 km) |
| Herk-de-Stad to Cohoes (New York) | 3,588.32 mi (5,774.84 km) |
| Herk-de-Stad to Cold Springs (Nevada) | 5,353.23 mi (8,615.19 km) |
