| Usingen to Caguas (Puerto Rico) | 4,580.33 mi (7,371.34 km) |
| Usingen to Cahokia (Illinois) | 4,570.94 mi (7,356.22 km) |
| Usingen to Calabasas (California) | 5,772.02 mi (9,289.17 km) |
| Usingen to Caldwell (Idaho) | 5,156.37 mi (8,298.37 km) |
| Usingen to Caledonia (Wisconsin) | 4,278.32 mi (6,885.29 km) |
| Usingen to Calera (Alabama) | 4,711.81 mi (7,582.92 km) |
| Usingen to Calexico (California) | 5,762.00 mi (9,273.04 km) |
| Usingen to Calhoun (Georgia) | 4,571.96 mi (7,357.86 km) |
| Usingen to California (Maryland) | 4,051.50 mi (6,520.27 km) |
| Usingen to California City (California) | 5,688.27 mi (9,154.39 km) |
| Usingen to Callaway (Florida) | 4,815.34 mi (7,749.54 km) |
| Usingen to Calumet City (Illinois) | 4,323.45 mi (6,957.92 km) |
| Usingen to Calverton (Maryland) | 4,034.75 mi (6,493.31 km) |
| Usingen to Camano (Washington) | 5,035.03 mi (8,103.10 km) |
| Usingen to Camarillo (California) | 5,777.54 mi (9,298.05 km) |
