| Sanlucar la Mayor to Caguas (Puerto Rico) | 3,821.52 mi (6,150.15 km) |
| Sanlucar la Mayor to Cahokia (Illinois) | 4,398.65 mi (7,078.94 km) |
| Sanlucar la Mayor to Calabasas (California) | 5,864.16 mi (9,437.45 km) |
| Sanlucar la Mayor to Caldwell (Idaho) | 5,348.16 mi (8,607.03 km) |
| Sanlucar la Mayor to Caledonia (Wisconsin) | 4,159.71 mi (6,694.41 km) |
| Sanlucar la Mayor to Calera (Alabama) | 4,409.93 mi (7,097.09 km) |
| Sanlucar la Mayor to Calexico (California) | 5,794.43 mi (9,325.24 km) |
| Sanlucar la Mayor to Calhoun (Georgia) | 4,273.76 mi (6,877.95 km) |
| Sanlucar la Mayor to California (Maryland) | 3,737.16 mi (6,014.37 km) |
| Sanlucar la Mayor to California City (California) | 5,783.23 mi (9,307.21 km) |
| Sanlucar la Mayor to Callaway (Florida) | 4,451.18 mi (7,163.48 km) |
| Sanlucar la Mayor to Calumet City (Illinois) | 4,179.59 mi (6,726.40 km) |
| Sanlucar la Mayor to Calverton (Maryland) | 3,739.78 mi (6,018.60 km) |
| Sanlucar la Mayor to Camano (Washington) | 5,348.27 mi (8,607.20 km) |
| Sanlucar la Mayor to Camarillo (California) | 5,875.44 mi (9,455.61 km) |
