| Melrose Park to Orbetello | 4,743.35 mi (7,633.69 km) |
| Melrose Park to Oria | 5,084.48 mi (8,182.67 km) |
| Melrose Park to Oristano | 4,742.38 mi (7,632.13 km) |
| Melrose Park to Orta Nova | 4,971.10 mi (8,000.21 km) |
| Melrose Park to Orte | 4,789.49 mi (7,707.93 km) |
| Melrose Park to Ortona | 4,874.13 mi (7,844.15 km) |
| Melrose Park to Orvieto | 4,767.42 mi (7,672.43 km) |
| Melrose Park to Orzinuovi | 4,569.22 mi (7,353.44 km) |
| Melrose Park to Osimo | 4,788.73 mi (7,706.72 km) |
| Melrose Park to Ospitaletto | 4,568.34 mi (7,352.03 km) |
| Melrose Park to Ostuni | 5,071.82 mi (8,162.30 km) |
| Melrose Park to Ottaviano | 4,943.47 mi (7,955.75 km) |
| Melrose Park to Ovada | 4,549.34 mi (7,321.46 km) |
| Melrose Park to Ozieri | 4,731.12 mi (7,614.00 km) |
| Melrose Park to Paceco | 4,991.45 mi (8,032.96 km) |
