| Portalegre to Casamassima | 1,286.18 mi (2,069.91 km) |
| Portalegre to Casandrino | 1,147.16 mi (1,846.18 km) |
| Portalegre to Casapulla | 1,148.69 mi (1,848.63 km) |
| Portalegre to Casarano | 1,356.86 mi (2,183.65 km) |
| Portalegre to Casatenovo | 956.77 mi (1,539.78 km) |
| Portalegre to Casciana Terme | 976.40 mi (1,571.37 km) |
| Portalegre to Cascina | 975.15 mi (1,569.35 km) |
| Portalegre to Caselle Torinese | 868.44 mi (1,397.61 km) |
| Portalegre to Caserta | 1,151.29 mi (1,852.82 km) |
| Portalegre to Casier | 1,092.08 mi (1,757.53 km) |
| Portalegre to Casorate Primo | 933.98 mi (1,503.09 km) |
| Portalegre to Casoria | 1,149.84 mi (1,850.48 km) |
| Portalegre to Cassano al Ionio | 1,261.12 mi (2,029.57 km) |
| Portalegre to Cassano d'Adda | 961.93 mi (1,548.08 km) |
| Portalegre to Cassano delle Murge | 1,278.61 mi (2,057.72 km) |
