| Cayey to Benavente | 3,700.20 mi (5,954.89 km) |
| Cayey to Bombarral | 3,683.42 mi (5,927.90 km) |
| Cayey to Bougado | 3,731.47 mi (6,005.22 km) |
| Cayey to Braga | 3,740.49 mi (6,019.73 km) |
| Cayey to Braganca | 3,827.71 mi (6,160.10 km) |
| Cayey to Cabeceiras de Basto | 3,761.03 mi (6,052.80 km) |
| Cayey to Cacem | 3,671.62 mi (5,908.90 km) |
| Cayey to Cadaval | 3,686.11 mi (5,932.21 km) |
| Cayey to Caldas da Rainha | 3,685.51 mi (5,931.25 km) |
| Cayey to Calheta | 3,189.13 mi (5,132.41 km) |
| Cayey to Camara de Lobos | 3,199.77 mi (5,149.52 km) |
| Cayey to Canico | 3,206.78 mi (5,160.81 km) |
| Cayey to Cantanhede | 3,721.35 mi (5,988.93 km) |
| Cayey to Carregal do Sal | 3,753.09 mi (6,040.02 km) |
| Cayey to Cartaxo | 3,702.37 mi (5,958.39 km) |
