| Sulphur Springs to Benavente | 4,675.22 mi (7,524.04 km) |
| Sulphur Springs to Bombarral | 4,649.12 mi (7,482.04 km) |
| Sulphur Springs to Bougado | 4,617.68 mi (7,431.44 km) |
| Sulphur Springs to Braga | 4,618.11 mi (7,432.12 km) |
| Sulphur Springs to Braganca | 4,688.36 mi (7,545.19 km) |
| Sulphur Springs to Cabeceiras de Basto | 4,637.55 mi (7,463.42 km) |
| Sulphur Springs to Cacem | 4,656.28 mi (7,493.56 km) |
| Sulphur Springs to Cadaval | 4,652.82 mi (7,487.99 km) |
| Sulphur Springs to Caldas da Rainha | 4,646.00 mi (7,477.02 km) |
| Sulphur Springs to Calheta | 4,429.56 mi (7,128.68 km) |
| Sulphur Springs to Camara de Lobos | 4,440.37 mi (7,146.09 km) |
| Sulphur Springs to Canico | 4,448.68 mi (7,159.46 km) |
| Sulphur Springs to Cantanhede | 4,644.66 mi (7,474.86 km) |
| Sulphur Springs to Carregal do Sal | 4,670.44 mi (7,516.34 km) |
| Sulphur Springs to Cartaxo | 4,670.62 mi (7,516.63 km) |
