| Round Lake Beach to Cehegin | 4,354.92 mi (7,008.57 km) |
| Round Lake Beach to Cervello | 4,391.28 mi (7,067.09 km) |
| Round Lake Beach to Cervera | 4,351.39 mi (7,002.88 km) |
| Round Lake Beach to Ceuti | 4,379.11 mi (7,047.50 km) |
| Round Lake Beach to Cheste | 4,350.83 mi (7,001.99 km) |
| Round Lake Beach to Chiclana de la Frontera | 4,220.25 mi (6,791.84 km) |
| Round Lake Beach to Chipiona | 4,195.12 mi (6,751.39 km) |
| Round Lake Beach to Chiva | 4,349.59 mi (7,000.00 km) |
| Round Lake Beach to Churriana de la Vega | 4,307.43 mi (6,932.15 km) |
| Round Lake Beach to Ciempozuelos | 4,194.94 mi (6,751.10 km) |
| Round Lake Beach to Cieza | 4,366.28 mi (7,026.85 km) |
| Round Lake Beach to Cisterniga | 4,094.43 mi (6,589.35 km) |
| Round Lake Beach to Ciudad de Melilla | 4,412.67 mi (7,101.50 km) |
| Round Lake Beach to Ciudad Real | 4,225.53 mi (6,800.34 km) |
| Round Lake Beach to Ciudad-Rodrigo | 4,048.37 mi (6,515.23 km) |
