| Koekelberg to Castle Rock (Colorado) | 4,879.65 mi (7,853.03 km) |
| Koekelberg to Castro Valley (California) | 5,509.25 mi (8,866.29 km) |
| Koekelberg to Catalina Foothills (Arizona) | 5,472.65 mi (8,807.38 km) |
| Koekelberg to Cataño (Puerto Rico) | 4,390.92 mi (7,066.50 km) |
| Koekelberg to Cathedral City (California) | 5,568.21 mi (8,961.16 km) |
| Koekelberg to Catonsville (Maryland) | 3,833.11 mi (6,168.80 km) |
| Koekelberg to Cave Spring (Virginia) | 4,059.07 mi (6,532.44 km) |
| Koekelberg to Cayce (South Carolina) | 4,257.37 mi (6,851.57 km) |
| Koekelberg to Cayey (Puerto Rico) | 4,408.41 mi (7,094.65 km) |
| Koekelberg to Cedar City (Utah) | 5,242.24 mi (8,436.58 km) |
| Koekelberg to Cedar Falls (Iowa) | 4,284.72 mi (6,895.58 km) |
| Koekelberg to Cedar Hill (Texas) | 4,955.79 mi (7,975.57 km) |
| Koekelberg to Cedar Lake (Indiana) | 4,154.69 mi (6,686.33 km) |
| Koekelberg to Cedar Mill (Oregon) | 5,067.21 mi (8,154.89 km) |
| Koekelberg to Cedar Park (Texas) | 5,097.65 mi (8,203.87 km) |
