| Ostrow Wielkopolski to Casamassima | 740.49 mi (1,191.70 km) |
| Ostrow Wielkopolski to Casandrino | 759.49 mi (1,222.29 km) |
| Ostrow Wielkopolski to Casapulla | 750.12 mi (1,207.20 km) |
| Ostrow Wielkopolski to Casarano | 803.92 mi (1,293.78 km) |
| Ostrow Wielkopolski to Casatenovo | 564.64 mi (908.70 km) |
| Ostrow Wielkopolski to Casciana Terme | 652.99 mi (1,050.89 km) |
| Ostrow Wielkopolski to Cascina | 645.24 mi (1,038.41 km) |
| Ostrow Wielkopolski to Caselle Torinese | 645.02 mi (1,038.07 km) |
| Ostrow Wielkopolski to Caserta | 749.59 mi (1,206.35 km) |
| Ostrow Wielkopolski to Casier | 484.69 mi (780.03 km) |
| Ostrow Wielkopolski to Casorate Primo | 594.04 mi (956.02 km) |
| Ostrow Wielkopolski to Casoria | 761.22 mi (1,225.07 km) |
| Ostrow Wielkopolski to Cassano al Ionio | 823.01 mi (1,324.50 km) |
| Ostrow Wielkopolski to Cassano d'Adda | 567.13 mi (912.71 km) |
| Ostrow Wielkopolski to Cassano delle Murge | 745.53 mi (1,199.82 km) |
