| San Luis to Castle Pines (Colorado) | 730.34 mi (1,175.37 km) |
| San Luis to Castle Rock (Colorado) | 727.39 mi (1,170.63 km) |
| San Luis to Castro Valley (California) | 549.90 mi (884.98 km) |
| San Luis to Catalina Foothills (Arizona) | 223.51 mi (359.71 km) |
| San Luis to Cataño (Puerto Rico) | 3,151.97 mi (5,072.61 km) |
| San Luis to Cathedral City (California) | 137.63 mi (221.50 km) |
| San Luis to Catonsville (Maryland) | 2,159.89 mi (3,476.01 km) |
| San Luis to Cave Spring (Virginia) | 1,983.16 mi (3,191.59 km) |
| San Luis to Cayce (South Carolina) | 1,939.87 mi (3,121.92 km) |
| San Luis to Cayey (Puerto Rico) | 3,161.30 mi (5,087.62 km) |
| San Luis to Cedar City (Utah) | 370.15 mi (595.69 km) |
| San Luis to Cedar Falls (Iowa) | 1,396.64 mi (2,247.67 km) |
| San Luis to Cedar Hill (Texas) | 1,032.73 mi (1,662.02 km) |
| San Luis to Cedar Lake (Indiana) | 1,617.68 mi (2,603.40 km) |
| San Luis to Cedar Mill (Oregon) | 999.23 mi (1,608.11 km) |
