| Menomonie to Orbetello | 4,770.90 mi (7,678.03 km) |
| Menomonie to Oria | 5,102.59 mi (8,211.82 km) |
| Menomonie to Oristano | 4,787.16 mi (7,704.20 km) |
| Menomonie to Orta Nova | 4,991.27 mi (8,032.67 km) |
| Menomonie to Orte | 4,813.93 mi (7,747.27 km) |
| Menomonie to Ortona | 4,893.77 mi (7,875.76 km) |
| Menomonie to Orvieto | 4,791.52 mi (7,711.21 km) |
| Menomonie to Orzinuovi | 4,587.48 mi (7,382.83 km) |
| Menomonie to Osimo | 4,806.19 mi (7,734.81 km) |
| Menomonie to Ospitaletto | 4,585.59 mi (7,379.80 km) |
| Menomonie to Ostuni | 5,089.18 mi (8,190.25 km) |
| Menomonie to Ottaviano | 4,968.84 mi (7,996.57 km) |
| Menomonie to Ovada | 4,574.00 mi (7,361.14 km) |
| Menomonie to Ozieri | 4,772.02 mi (7,679.83 km) |
| Menomonie to Paceco | 5,033.29 mi (8,100.30 km) |
