| Castel Goffredo to Oerlinghausen | 468.06 mi (753.26 km) |
| Castel Goffredo to Oestrich-Winkel | 344.64 mi (554.64 km) |
| Castel Goffredo to Offenburg | 249.64 mi (401.76 km) |
| Castel Goffredo to Oftersheim | 294.95 mi (474.68 km) |
| Castel Goffredo to Ohrdruf | 382.27 mi (615.21 km) |
| Castel Goffredo to Ohringen | 273.44 mi (440.06 km) |
| Castel Goffredo to Olbernhau | 393.71 mi (633.61 km) |
| Castel Goffredo to Olching | 204.42 mi (328.98 km) |
| Castel Goffredo to Oldenburg | 551.54 mi (887.61 km) |
| Castel Goffredo to Oldenburg in Holstein | 622.23 mi (1,001.39 km) |
| Castel Goffredo to Olfen | 465.41 mi (749.00 km) |
| Castel Goffredo to Olpe | 413.38 mi (665.27 km) |
| Castel Goffredo to Olsberg | 428.00 mi (688.79 km) |
| Castel Goffredo to Oranienburg | 530.05 mi (853.04 km) |
| Castel Goffredo to Ortenberg | 355.59 mi (572.26 km) |
