| Herstal to Caguas (Puerto Rico) | 4,453.07 mi (7,166.53 km) |
| Herstal to Cahokia (Illinois) | 4,450.02 mi (7,161.61 km) |
| Herstal to Calabasas (California) | 5,668.72 mi (9,122.92 km) |
| Herstal to Caldwell (Idaho) | 5,058.55 mi (8,140.95 km) |
| Herstal to Caledonia (Wisconsin) | 4,159.09 mi (6,693.41 km) |
| Herstal to Calera (Alabama) | 4,586.47 mi (7,381.21 km) |
| Herstal to Calexico (California) | 5,654.68 mi (9,100.34 km) |
| Herstal to Calhoun (Georgia) | 4,446.54 mi (7,156.01 km) |
| Herstal to California (Maryland) | 3,924.91 mi (6,316.53 km) |
| Herstal to California City (California) | 5,584.93 mi (8,988.08 km) |
| Herstal to Callaway (Florida) | 4,688.43 mi (7,545.30 km) |
| Herstal to Calumet City (Illinois) | 4,203.21 mi (6,764.41 km) |
| Herstal to Calverton (Maryland) | 3,908.64 mi (6,290.35 km) |
| Herstal to Camano (Washington) | 4,946.82 mi (7,961.13 km) |
| Herstal to Camarillo (California) | 5,674.65 mi (9,132.47 km) |
