| Portales to Casamassima | 6,007.89 mi (9,668.77 km) |
| Portales to Casandrino | 5,907.71 mi (9,507.54 km) |
| Portales to Casapulla | 5,902.74 mi (9,499.54 km) |
| Portales to Casarano | 6,099.94 mi (9,816.91 km) |
| Portales to Casatenovo | 5,504.65 mi (8,858.88 km) |
| Portales to Casciana Terme | 5,649.85 mi (9,092.56 km) |
| Portales to Cascina | 5,640.29 mi (9,077.17 km) |
| Portales to Caselle Torinese | 5,464.03 mi (8,793.50 km) |
| Portales to Caserta | 5,904.65 mi (9,502.62 km) |
| Portales to Casier | 5,617.21 mi (9,040.03 km) |
| Portales to Casorate Primo | 5,510.16 mi (8,867.75 km) |
| Portales to Casoria | 5,911.19 mi (9,513.13 km) |
| Portales to Cassano al Ionio | 6,041.38 mi (9,722.66 km) |
| Portales to Cassano d'Adda | 5,519.53 mi (8,882.83 km) |
| Portales to Cassano delle Murge | 6,005.50 mi (9,664.92 km) |
