| Mont-de-Marsan to Bombarral | 549.15 mi (883.77 km) |
| Mont-de-Marsan to Bougado | 445.89 mi (717.59 km) |
| Mont-de-Marsan to Braga | 433.08 mi (696.98 km) |
| Mont-de-Marsan to Braganca | 348.07 mi (560.17 km) |
| Mont-de-Marsan to Cabeceiras de Basto | 414.69 mi (667.38 km) |
| Mont-de-Marsan to Cacem | 577.34 mi (929.15 km) |
| Mont-de-Marsan to Cadaval | 548.33 mi (882.45 km) |
| Mont-de-Marsan to Caldas da Rainha | 542.41 mi (872.93 km) |
| Mont-de-Marsan to Calheta | 1,183.97 mi (1,905.42 km) |
| Mont-de-Marsan to Camara de Lobos | 1,177.85 mi (1,895.56 km) |
| Mont-de-Marsan to Canico | 1,175.37 mi (1,891.57 km) |
| Mont-de-Marsan to Cantanhede | 481.37 mi (774.69 km) |
| Mont-de-Marsan to Carregal do Sal | 452.04 mi (727.49 km) |
| Mont-de-Marsan to Cartaxo | 538.88 mi (867.24 km) |
| Mont-de-Marsan to Cascais | 584.95 mi (941.39 km) |
