| Rio Maior to Casamassima | 1,364.93 mi (2,196.64 km) |
| Rio Maior to Casandrino | 1,226.03 mi (1,973.10 km) |
| Rio Maior to Casapulla | 1,227.40 mi (1,975.31 km) |
| Rio Maior to Casarano | 1,436.38 mi (2,311.62 km) |
| Rio Maior to Casatenovo | 1,024.85 mi (1,649.33 km) |
| Rio Maior to Casciana Terme | 1,050.72 mi (1,690.98 km) |
| Rio Maior to Cascina | 1,049.10 mi (1,688.37 km) |
| Rio Maior to Caselle Torinese | 936.76 mi (1,507.56 km) |
| Rio Maior to Caserta | 1,230.00 mi (1,979.50 km) |
| Rio Maior to Casier | 1,162.08 mi (1,870.19 km) |
| Rio Maior to Casorate Primo | 1,002.95 mi (1,614.09 km) |
| Rio Maior to Casoria | 1,228.74 mi (1,977.46 km) |
| Rio Maior to Cassano al Ionio | 1,340.94 mi (2,158.03 km) |
| Rio Maior to Cassano d'Adda | 1,030.63 mi (1,658.64 km) |
| Rio Maior to Cassano delle Murge | 1,357.43 mi (2,184.57 km) |
