| Orsta to Bombarral | 1,709.62 mi (2,751.36 km) |
| Orsta to Bougado | 1,563.83 mi (2,516.75 km) |
| Orsta to Braga | 1,547.60 mi (2,490.62 km) |
| Orsta to Braganca | 1,505.45 mi (2,422.79 km) |
| Orsta to Cabeceiras de Basto | 1,542.38 mi (2,482.22 km) |
| Orsta to Cacem | 1,744.90 mi (2,808.14 km) |
| Orsta to Cadaval | 1,711.05 mi (2,753.66 km) |
| Orsta to Caldas da Rainha | 1,700.12 mi (2,736.08 km) |
| Orsta to Calheta | 2,280.72 mi (3,670.46 km) |
| Orsta to Camara de Lobos | 2,279.02 mi (3,667.73 km) |
| Orsta to Canico | 2,280.05 mi (3,669.39 km) |
| Orsta to Cantanhede | 1,629.65 mi (2,622.67 km) |
| Orsta to Carregal do Sal | 1,614.78 mi (2,598.73 km) |
| Orsta to Cartaxo | 1,711.65 mi (2,754.63 km) |
| Orsta to Cascais | 1,751.26 mi (2,818.38 km) |
