| Sem to Caguas (Puerto Rico) | 4,661.04 mi (7,501.22 km) |
| Sem to Cahokia (Illinois) | 4,312.40 mi (6,940.13 km) |
| Sem to Calabasas (California) | 5,355.09 mi (8,618.18 km) |
| Sem to Caldwell (Idaho) | 4,714.03 mi (7,586.50 km) |
| Sem to Caledonia (Wisconsin) | 4,004.28 mi (6,444.27 km) |
| Sem to Calera (Alabama) | 4,515.10 mi (7,266.36 km) |
| Sem to Calexico (California) | 5,370.33 mi (8,642.71 km) |
| Sem to Calhoun (Georgia) | 4,378.73 mi (7,046.89 km) |
| Sem to California (Maryland) | 3,889.27 mi (6,259.17 km) |
| Sem to California City (California) | 5,272.22 mi (8,484.82 km) |
| Sem to Callaway (Florida) | 4,648.34 mi (7,480.78 km) |
| Sem to Calumet City (Illinois) | 4,060.25 mi (6,534.34 km) |
| Sem to Calverton (Maryland) | 3,862.85 mi (6,216.65 km) |
| Sem to Camano (Washington) | 4,548.95 mi (7,320.83 km) |
| Sem to Camarillo (California) | 5,358.11 mi (8,623.04 km) |
