| Montebello to Orbetello | 6,258.53 mi (10,072.13 km) |
| Montebello to Oria | 6,567.70 mi (10,569.69 km) |
| Montebello to Oristano | 6,302.06 mi (10,142.19 km) |
| Montebello to Orta Nova | 6,462.15 mi (10,399.83 km) |
| Montebello to Orte | 6,295.46 mi (10,131.57 km) |
| Montebello to Ortona | 6,365.24 mi (10,243.86 km) |
| Montebello to Orvieto | 6,272.78 mi (10,095.07 km) |
| Montebello to Orzinuovi | 6,061.40 mi (9,754.88 km) |
| Montebello to Osimo | 6,274.98 mi (10,098.60 km) |
| Montebello to Ospitaletto | 6,057.69 mi (9,748.92 km) |
| Montebello to Ostuni | 6,553.05 mi (10,546.12 km) |
| Montebello to Ottaviano | 6,449.70 mi (10,379.80 km) |
| Montebello to Ovada | 6,059.52 mi (9,751.85 km) |
| Montebello to Ozieri | 6,281.33 mi (10,108.82 km) |
| Montebello to Paceco | 6,541.02 mi (10,526.76 km) |
