| Boppard to Bombarral | 1,112.87 mi (1,790.99 km) |
| Boppard to Bougado | 987.95 mi (1,589.95 km) |
| Boppard to Braga | 972.56 mi (1,565.18 km) |
| Boppard to Braganca | 898.87 mi (1,446.59 km) |
| Boppard to Cabeceiras de Basto | 958.32 mi (1,542.27 km) |
| Boppard to Cacem | 1,144.15 mi (1,841.34 km) |
| Boppard to Cadaval | 1,112.71 mi (1,790.73 km) |
| Boppard to Caldas da Rainha | 1,105.01 mi (1,778.34 km) |
| Boppard to Calheta | 1,746.70 mi (2,811.05 km) |
| Boppard to Camara de Lobos | 1,741.52 mi (2,802.70 km) |
| Boppard to Canico | 1,739.81 mi (2,799.95 km) |
| Boppard to Cantanhede | 1,037.84 mi (1,670.25 km) |
| Boppard to Carregal do Sal | 1,012.07 mi (1,628.77 km) |
| Boppard to Cartaxo | 1,105.88 mi (1,779.74 km) |
| Boppard to Cascais | 1,151.66 mi (1,853.41 km) |
