| Mont-de-Marsan to Cloverly (Maryland) | 3,827.76 mi (6,160.18 km) |
| Mont-de-Marsan to Clovis (California) | 5,685.19 mi (9,149.43 km) |
| Mont-de-Marsan to Clovis (New Mexico) | 5,171.16 mi (8,322.18 km) |
| Mont-de-Marsan to Clute (Texas) | 5,084.29 mi (8,182.37 km) |
| Mont-de-Marsan to Coachella (California) | 5,721.99 mi (9,208.65 km) |
| Mont-de-Marsan to Coalinga (California) | 5,744.42 mi (9,244.76 km) |
| Mont-de-Marsan to Coamo (Puerto Rico) | 4,167.24 mi (6,706.53 km) |
| Mont-de-Marsan to Coatesville (Pennsylvania) | 3,742.57 mi (6,023.09 km) |
| Mont-de-Marsan to Cockeysville (Maryland) | 3,797.39 mi (6,111.31 km) |
| Mont-de-Marsan to Cocoa (Florida) | 4,429.19 mi (7,128.09 km) |
| Mont-de-Marsan to Cocoa Beach (Florida) | 4,424.55 mi (7,120.63 km) |
| Mont-de-Marsan to Coconut Creek (Florida) | 4,490.83 mi (7,227.30 km) |
| Mont-de-Marsan to Coeur d'Alene (Idaho) | 5,020.63 mi (8,079.92 km) |
| Mont-de-Marsan to Cohoes (New York) | 3,552.64 mi (5,717.42 km) |
| Mont-de-Marsan to Cold Springs (Nevada) | 5,542.55 mi (8,919.87 km) |
