| Opera to Casamassima | 493.98 mi (794.99 km) |
| Opera to Casandrino | 398.44 mi (641.23 km) |
| Opera to Casapulla | 392.29 mi (631.32 km) |
| Opera to Casarano | 585.91 mi (942.94 km) |
| Opera to Casatenovo | 22.24 mi (35.80 km) |
| Opera to Casciana Terme | 145.65 mi (234.40 km) |
| Opera to Cascina | 134.56 mi (216.56 km) |
| Opera to Caselle Torinese | 77.65 mi (124.97 km) |
| Opera to Caserta | 393.92 mi (633.96 km) |
| Opera to Casier | 150.40 mi (242.04 km) |
| Opera to Casorate Primo | 10.75 mi (17.29 km) |
| Opera to Casoria | 401.86 mi (646.73 km) |
| Opera to Cassano al Ionio | 528.89 mi (851.17 km) |
| Opera to Cassano d'Adda | 17.85 mi (28.73 km) |
| Opera to Cassano delle Murge | 491.15 mi (790.42 km) |
