| Ostrow Wielkopolski to Castelletto sopra Ticino | 585.26 mi (941.89 km) |
| Ostrow Wielkopolski to Castelli Calepio | 550.19 mi (885.44 km) |
| Ostrow Wielkopolski to Castelnovo ne' Monti | 604.27 mi (972.48 km) |
| Ostrow Wielkopolski to Castelnuovo Berardenga | 644.29 mi (1,036.88 km) |
| Ostrow Wielkopolski to Castelnuovo di Porto | 703.32 mi (1,131.88 km) |
| Ostrow Wielkopolski to Castelnuovo di Verona | 536.56 mi (863.51 km) |
| Ostrow Wielkopolski to Castelnuovo Rangone | 583.79 mi (939.51 km) |
| Ostrow Wielkopolski to Castelvetrano | 995.43 mi (1,601.99 km) |
| Ostrow Wielkopolski to Castelvetro di Modena | 586.36 mi (943.65 km) |
| Ostrow Wielkopolski to Castenaso | 573.22 mi (922.51 km) |
| Ostrow Wielkopolski to Castenedolo | 547.59 mi (881.27 km) |
| Ostrow Wielkopolski to Castiglion Fiorentino | 635.97 mi (1,023.50 km) |
| Ostrow Wielkopolski to Castiglione del Lago | 646.49 mi (1,040.42 km) |
| Ostrow Wielkopolski to Castiglione delle Stiviere | 545.81 mi (878.40 km) |
| Ostrow Wielkopolski to Castrolibero | 855.64 mi (1,377.02 km) |
