| Os to Casamassima | 1,418.56 mi (2,282.96 km) |
| Os to Casandrino | 1,384.70 mi (2,228.46 km) |
| Os to Casapulla | 1,376.10 mi (2,214.62 km) |
| Os to Casarano | 1,499.24 mi (2,412.79 km) |
| Os to Casatenovo | 1,016.02 mi (1,635.12 km) |
| Os to Casciana Terme | 1,173.58 mi (1,888.70 km) |
| Os to Cascina | 1,162.46 mi (1,870.79 km) |
| Os to Caselle Torinese | 1,043.64 mi (1,679.57 km) |
| Os to Caserta | 1,376.68 mi (2,215.55 km) |
| Os to Casier | 1,045.15 mi (1,682.00 km) |
| Os to Casorate Primo | 1,040.40 mi (1,674.36 km) |
| Os to Casoria | 1,387.52 mi (2,233.00 km) |
| Os to Cassano al Ionio | 1,487.79 mi (2,394.36 km) |
| Os to Cassano d'Adda | 1,028.64 mi (1,655.43 km) |
| Os to Cassano delle Murge | 1,420.80 mi (2,286.56 km) |
