| Piqua to Benavente | 3,889.91 mi (6,260.20 km) |
| Piqua to Bombarral | 3,863.47 mi (6,217.66 km) |
| Piqua to Bougado | 3,828.08 mi (6,160.70 km) |
| Piqua to Braga | 3,828.13 mi (6,160.78 km) |
| Piqua to Braganca | 3,897.32 mi (6,272.13 km) |
| Piqua to Cabeceiras de Basto | 3,847.41 mi (6,191.80 km) |
| Piqua to Cacem | 3,871.79 mi (6,231.04 km) |
| Piqua to Cadaval | 3,867.20 mi (6,223.66 km) |
| Piqua to Caldas da Rainha | 3,860.06 mi (6,212.17 km) |
| Piqua to Calheta | 3,675.73 mi (5,915.51 km) |
| Piqua to Camara de Lobos | 3,686.32 mi (5,932.56 km) |
| Piqua to Canico | 3,694.63 mi (5,945.94 km) |
| Piqua to Cantanhede | 3,856.63 mi (6,206.65 km) |
| Piqua to Carregal do Sal | 3,881.90 mi (6,247.32 km) |
| Piqua to Cartaxo | 3,884.92 mi (6,252.18 km) |
