| Boulogne-Billancourt to Bombarral | 868.25 mi (1,397.32 km) |
| Boulogne-Billancourt to Bougado | 737.54 mi (1,186.96 km) |
| Boulogne-Billancourt to Braga | 721.77 mi (1,161.58 km) |
| Boulogne-Billancourt to Braganca | 652.55 mi (1,050.18 km) |
| Boulogne-Billancourt to Cabeceiras de Basto | 708.78 mi (1,140.67 km) |
| Boulogne-Billancourt to Cacem | 900.84 mi (1,449.76 km) |
| Boulogne-Billancourt to Cadaval | 868.42 mi (1,397.58 km) |
| Boulogne-Billancourt to Caldas da Rainha | 859.94 mi (1,383.94 km) |
| Boulogne-Billancourt to Calheta | 1,497.83 mi (2,410.53 km) |
| Boulogne-Billancourt to Camara de Lobos | 1,493.09 mi (2,402.90 km) |
| Boulogne-Billancourt to Canico | 1,491.76 mi (2,400.76 km) |
| Boulogne-Billancourt to Cantanhede | 791.07 mi (1,273.10 km) |
| Boulogne-Billancourt to Carregal do Sal | 767.08 mi (1,234.49 km) |
| Boulogne-Billancourt to Cartaxo | 863.09 mi (1,389.01 km) |
| Boulogne-Billancourt to Cascais | 908.21 mi (1,461.62 km) |
