| Carate Brianza to Oria | 559.76 mi (900.85 km) |
| Carate Brianza to Oristano | 406.05 mi (653.48 km) |
| Carate Brianza to Orta Nova | 447.84 mi (720.72 km) |
| Carate Brianza to Orte | 278.21 mi (447.74 km) |
| Carate Brianza to Ortona | 350.32 mi (563.79 km) |
| Carate Brianza to Orvieto | 255.60 mi (411.35 km) |
| Carate Brianza to Orzinuovi | 44.24 mi (71.20 km) |
| Carate Brianza to Osimo | 263.76 mi (424.48 km) |
| Carate Brianza to Ospitaletto | 45.39 mi (73.05 km) |
| Carate Brianza to Ostuni | 546.88 mi (880.12 km) |
| Carate Brianza to Ottaviano | 431.36 mi (694.21 km) |
| Carate Brianza to Ovada | 82.17 mi (132.24 km) |
| Carate Brianza to Ozieri | 358.14 mi (576.37 km) |
| Carate Brianza to Paceco | 564.84 mi (909.03 km) |
| Carate Brianza to Pachino | 696.27 mi (1,120.54 km) |
