| Sanlucar la Mayor to Cookeville (Tennessee) | 4,249.29 mi (6,838.57 km) |
| Sanlucar la Mayor to Coolidge (Arizona) | 5,606.92 mi (9,023.46 km) |
| Sanlucar la Mayor to Coon Rapids (Minnesota) | 4,331.15 mi (6,970.31 km) |
| Sanlucar la Mayor to Cooper City (Florida) | 4,315.70 mi (6,945.45 km) |
| Sanlucar la Mayor to Coos Bay (Oregon) | 5,640.07 mi (9,076.82 km) |
| Sanlucar la Mayor to Copiague (New York) | 3,523.85 mi (5,671.09 km) |
| Sanlucar la Mayor to Coppell (Texas) | 4,924.08 mi (7,924.54 km) |
| Sanlucar la Mayor to Copperas Cove (Texas) | 5,039.40 mi (8,110.13 km) |
| Sanlucar la Mayor to Coral Gables (Florida) | 4,326.95 mi (6,963.55 km) |
| Sanlucar la Mayor to Coral Springs (Florida) | 4,306.42 mi (6,930.51 km) |
| Sanlucar la Mayor to Coral Terrace (Florida) | 4,327.24 mi (6,964.01 km) |
| Sanlucar la Mayor to Coralville (Iowa) | 4,363.95 mi (7,023.11 km) |
| Sanlucar la Mayor to Coram (New York) | 3,499.96 mi (5,632.65 km) |
| Sanlucar la Mayor to Corcoran (California) | 5,810.09 mi (9,350.44 km) |
| Sanlucar la Mayor to Cordele (Georgia) | 4,297.26 mi (6,915.77 km) |
