| San Luis to Cibolo (Texas) | 996.40 mi (1,603.55 km) |
| San Luis to Cicero (Illinois) | 1,609.65 mi (2,590.48 km) |
| San Luis to Cimarron Hills (Colorado) | 712.84 mi (1,147.20 km) |
| San Luis to Cincinnati (Ohio) | 1,744.52 mi (2,807.53 km) |
| San Luis to Cinco Ranch (Texas) | 1,135.27 mi (1,827.04 km) |
| San Luis to Circleville (Ohio) | 1,831.29 mi (2,947.18 km) |
| San Luis to Citrus (California) | 215.23 mi (346.37 km) |
| San Luis to Citrus Heights (California) | 565.66 mi (910.35 km) |
| San Luis to Citrus Park (Florida) | 1,934.74 mi (3,113.67 km) |
| San Luis to Claiborne (Louisiana) | 1,309.09 mi (2,106.78 km) |
| San Luis to Claremont (California) | 207.09 mi (333.29 km) |
| San Luis to Claremont (New Hampshire) | 2,399.53 mi (3,861.67 km) |
| San Luis to Claremore (Oklahoma) | 1,118.36 mi (1,799.82 km) |
| San Luis to Clarksburg (Maryland) | 2,131.85 mi (3,430.88 km) |
| San Luis to Clarksburg (West Virginia) | 1,968.52 mi (3,168.03 km) |
