| Euclid to Benavente | 3,719.27 mi (5,985.59 km) |
| Euclid to Bombarral | 3,692.74 mi (5,942.90 km) |
| Euclid to Bougado | 3,656.11 mi (5,883.94 km) |
| Euclid to Braga | 3,656.04 mi (5,883.83 km) |
| Euclid to Braganca | 3,724.86 mi (5,994.59 km) |
| Euclid to Cabeceiras de Basto | 3,675.26 mi (5,914.76 km) |
| Euclid to Cacem | 3,701.41 mi (5,956.84 km) |
| Euclid to Cadaval | 3,696.48 mi (5,948.91 km) |
| Euclid to Caldas da Rainha | 3,689.24 mi (5,937.26 km) |
| Euclid to Calheta | 3,514.21 mi (5,655.57 km) |
| Euclid to Camara de Lobos | 3,524.73 mi (5,672.51 km) |
| Euclid to Canico | 3,533.04 mi (5,685.87 km) |
| Euclid to Cantanhede | 3,685.17 mi (5,930.70 km) |
| Euclid to Carregal do Sal | 3,710.27 mi (5,971.11 km) |
| Euclid to Cartaxo | 3,714.17 mi (5,977.38 km) |
