| Ostwald to Cassino | 571.11 mi (919.11 km) |
| Ostwald to Castagneto Carducci | 397.03 mi (638.96 km) |
| Ostwald to Castano Primo | 213.19 mi (343.10 km) |
| Ostwald to Castel Bolognese | 351.25 mi (565.29 km) |
| Ostwald to Castel Gandolfo | 527.86 mi (849.50 km) |
| Ostwald to Castel Goffredo | 259.76 mi (418.04 km) |
| Ostwald to Castel Maggiore | 325.35 mi (523.60 km) |
| Ostwald to Castel Mella | 239.99 mi (386.22 km) |
| Ostwald to Castel San Giorgio | 636.50 mi (1,024.34 km) |
| Ostwald to Castel San Giovanni | 255.19 mi (410.69 km) |
| Ostwald to Castel San Pietro Terme | 340.73 mi (548.35 km) |
| Ostwald to Castel Volturno | 600.44 mi (966.31 km) |
| Ostwald to Castelbuono | 800.24 mi (1,287.87 km) |
| Ostwald to Casteldaccia | 781.76 mi (1,258.12 km) |
| Ostwald to Castelfidardo | 449.02 mi (722.64 km) |
