| Regensdorf to Caguas (Puerto Rico) | 4,580.40 mi (7,371.45 km) |
| Regensdorf to Cahokia (Illinois) | 4,676.92 mi (7,526.78 km) |
| Regensdorf to Calabasas (California) | 5,920.04 mi (9,527.38 km) |
| Regensdorf to Caldwell (Idaho) | 5,313.18 mi (8,550.74 km) |
| Regensdorf to Caledonia (Wisconsin) | 4,390.27 mi (7,065.46 km) |
| Regensdorf to Calera (Alabama) | 4,798.58 mi (7,722.56 km) |
| Regensdorf to Calexico (California) | 5,902.66 mi (9,499.42 km) |
| Regensdorf to Calhoun (Georgia) | 4,658.41 mi (7,496.99 km) |
| Regensdorf to California (Maryland) | 4,131.62 mi (6,649.21 km) |
| Regensdorf to California City (California) | 5,836.25 mi (9,392.53 km) |
| Regensdorf to Callaway (Florida) | 4,892.52 mi (7,873.74 km) |
| Regensdorf to Calumet City (Illinois) | 4,432.02 mi (7,132.64 km) |
| Regensdorf to Calverton (Maryland) | 4,117.89 mi (6,627.10 km) |
| Regensdorf to Camano (Washington) | 5,204.14 mi (8,375.25 km) |
| Regensdorf to Camarillo (California) | 5,926.26 mi (9,537.40 km) |
