| Le Mars to Carrollwood (Florida) | 1,271.67 mi (2,046.55 km) |
| Le Mars to Carson (California) | 1,341.63 mi (2,159.14 km) |
| Le Mars to Carson City (Nevada) | 1,250.89 mi (2,013.11 km) |
| Le Mars to Carteret (New Jersey) | 1,139.22 mi (1,833.40 km) |
| Le Mars to Cartersville (Georgia) | 854.59 mi (1,375.33 km) |
| Le Mars to Carthage (Missouri) | 401.17 mi (645.62 km) |
| Le Mars to Cary (Illinois) | 405.42 mi (652.46 km) |
| Le Mars to Cary (North Carolina) | 1,043.73 mi (1,679.71 km) |
| Le Mars to Casa de Oro-Mount Helix (California) | 1,324.52 mi (2,131.60 km) |
| Le Mars to Casa Grande (Arizona) | 1,087.28 mi (1,749.81 km) |
| Le Mars to Casas Adobes (Arizona) | 1,083.60 mi (1,743.88 km) |
| Le Mars to Cascades (Virginia) | 1,011.87 mi (1,628.45 km) |
| Le Mars to Casper (Wyoming) | 514.05 mi (827.28 km) |
| Le Mars to Casselberry (Florida) | 1,278.79 mi (2,058.02 km) |
| Le Mars to Castaic (California) | 1,335.39 mi (2,149.10 km) |
