| Mont-de-Marsan to Carson (California) | 5,792.93 mi (9,322.82 km) |
| Mont-de-Marsan to Carson City (Nevada) | 5,563.58 mi (8,953.71 km) |
| Mont-de-Marsan to Carteret (New Jersey) | 3,649.22 mi (5,872.86 km) |
| Mont-de-Marsan to Cartersville (Georgia) | 4,377.07 mi (7,044.21 km) |
| Mont-de-Marsan to Carthage (Missouri) | 4,673.66 mi (7,521.53 km) |
| Mont-de-Marsan to Cary (Illinois) | 4,205.84 mi (6,768.64 km) |
| Mont-de-Marsan to Cary (North Carolina) | 4,036.27 mi (6,495.75 km) |
| Mont-de-Marsan to Casa de Oro-Mount Helix (California) | 5,801.65 mi (9,336.85 km) |
| Mont-de-Marsan to Casa Grande (Arizona) | 5,593.38 mi (9,001.68 km) |
| Mont-de-Marsan to Casas Adobes (Arizona) | 5,592.12 mi (8,999.64 km) |
| Mont-de-Marsan to Cascades (Virginia) | 3,847.64 mi (6,192.17 km) |
| Mont-de-Marsan to Casper (Wyoming) | 4,898.16 mi (7,882.83 km) |
| Mont-de-Marsan to Casselberry (Florida) | 4,443.86 mi (7,151.70 km) |
| Mont-de-Marsan to Castaic (California) | 5,772.50 mi (9,289.93 km) |
| Mont-de-Marsan to Castle Pines (Colorado) | 5,001.67 mi (8,049.40 km) |
