| Benbrook to Orbetello | 5,560.45 mi (8,948.68 km) |
| Benbrook to Oria | 5,904.61 mi (9,502.55 km) |
| Benbrook to Oristano | 5,550.93 mi (8,933.36 km) |
| Benbrook to Orta Nova | 5,790.68 mi (9,319.19 km) |
| Benbrook to Orte | 5,607.75 mi (9,024.80 km) |
| Benbrook to Ortona | 5,694.02 mi (9,163.65 km) |
| Benbrook to Orvieto | 5,585.85 mi (8,989.56 km) |
| Benbrook to Orzinuovi | 5,389.98 mi (8,674.34 km) |
| Benbrook to Osimo | 5,609.47 mi (9,027.57 km) |
| Benbrook to Ospitaletto | 5,389.42 mi (8,673.44 km) |
| Benbrook to Ostuni | 5,892.22 mi (9,482.62 km) |
| Benbrook to Ottaviano | 5,761.12 mi (9,271.62 km) |
| Benbrook to Ovada | 5,367.92 mi (8,638.83 km) |
| Benbrook to Ozieri | 5,541.86 mi (8,918.76 km) |
| Benbrook to Paceco | 5,801.03 mi (9,335.85 km) |
