| Harderwijk to Caguas (Puerto Rico) | 4,457.40 mi (7,173.50 km) |
| Harderwijk to Cahokia (Illinois) | 4,391.17 mi (7,066.91 km) |
| Harderwijk to Calabasas (California) | 5,584.21 mi (8,986.92 km) |
| Harderwijk to Caldwell (Idaho) | 4,968.85 mi (7,996.59 km) |
| Harderwijk to Caledonia (Wisconsin) | 4,096.82 mi (6,593.20 km) |
| Harderwijk to Calera (Alabama) | 4,539.08 mi (7,304.95 km) |
| Harderwijk to Calexico (California) | 5,574.55 mi (8,971.38 km) |
| Harderwijk to Calhoun (Georgia) | 4,399.46 mi (7,080.25 km) |
| Harderwijk to California (Maryland) | 3,882.19 mi (6,247.79 km) |
| Harderwijk to California City (California) | 5,500.46 mi (8,852.14 km) |
| Harderwijk to Callaway (Florida) | 4,646.69 mi (7,478.12 km) |
| Harderwijk to Calumet City (Illinois) | 4,142.97 mi (6,667.47 km) |
| Harderwijk to Calverton (Maryland) | 3,864.11 mi (6,218.69 km) |
| Harderwijk to Camano (Washington) | 4,849.69 mi (7,804.83 km) |
| Harderwijk to Camarillo (California) | 5,589.72 mi (8,995.79 km) |
