| Leek to Caño Martin Peña (Puerto Rico) | 4,135.21 mi (6,654.98 km) |
| Leek to Cañon City (Colorado) | 4,632.81 mi (7,455.78 km) |
| Leek to Canóvanas (Puerto Rico) | 4,132.41 mi (6,650.47 km) |
| Leek to Canton (Georgia) | 4,076.05 mi (6,559.77 km) |
| Leek to Canton (Illinois) | 3,979.64 mi (6,404.61 km) |
| Leek to Canton (Mississippi) | 4,377.50 mi (7,044.91 km) |
| Leek to Canton (Ohio) | 3,637.74 mi (5,854.38 km) |
| Leek to Canyon (Texas) | 4,700.47 mi (7,564.67 km) |
| Leek to Canyon Lake (California) | 5,297.08 mi (8,524.83 km) |
| Leek to Canyon Lake (Texas) | 4,837.34 mi (7,784.95 km) |
| Leek to Cape Coral (Florida) | 4,361.34 mi (7,018.90 km) |
| Leek to Cape Girardeau (Missouri) | 4,121.35 mi (6,632.67 km) |
| Leek to Carbondale (Illinois) | 4,088.14 mi (6,579.22 km) |
| Leek to Carlisle (Pennsylvania) | 3,502.44 mi (5,636.63 km) |
| Leek to Carlsbad (California) | 5,330.11 mi (8,577.99 km) |
