| Opglabbeek to Cloverly (Maryland) | 3,896.28 mi (6,270.46 km) |
| Opglabbeek to Clovis (California) | 5,519.50 mi (8,882.78 km) |
| Opglabbeek to Clovis (New Mexico) | 5,124.10 mi (8,246.44 km) |
| Opglabbeek to Clute (Texas) | 5,125.27 mi (8,248.32 km) |
| Opglabbeek to Coachella (California) | 5,596.95 mi (9,007.43 km) |
| Opglabbeek to Coalinga (California) | 5,578.49 mi (8,977.71 km) |
| Opglabbeek to Coamo (Puerto Rico) | 4,474.07 mi (7,200.31 km) |
| Opglabbeek to Coatesville (Pennsylvania) | 3,809.02 mi (6,130.03 km) |
| Opglabbeek to Cockeysville (Maryland) | 3,864.35 mi (6,219.07 km) |
| Opglabbeek to Cocoa (Florida) | 4,568.21 mi (7,351.82 km) |
| Opglabbeek to Cocoa Beach (Florida) | 4,564.84 mi (7,346.40 km) |
| Opglabbeek to Coconut Creek (Florida) | 4,649.85 mi (7,483.22 km) |
| Opglabbeek to Coeur d'Alene (Idaho) | 4,808.33 mi (7,738.26 km) |
| Opglabbeek to Cohoes (New York) | 3,601.80 mi (5,796.54 km) |
| Opglabbeek to Cold Springs (Nevada) | 5,359.07 mi (8,624.58 km) |
