| Orem to Orbetello | 5,699.84 mi (9,173.01 km) |
| Orem to Oria | 6,010.66 mi (9,673.22 km) |
| Orem to Oristano | 5,742.93 mi (9,242.35 km) |
| Orem to Orta Nova | 5,904.57 mi (9,502.49 km) |
| Orem to Orte | 5,737.09 mi (9,232.96 km) |
| Orem to Ortona | 5,807.55 mi (9,346.35 km) |
| Orem to Orvieto | 5,714.42 mi (9,196.47 km) |
| Orem to Orzinuovi | 5,503.34 mi (8,856.78 km) |
| Orem to Osimo | 5,717.42 mi (9,201.30 km) |
| Orem to Ospitaletto | 5,499.75 mi (8,851.00 km) |
| Orem to Ostuni | 5,996.10 mi (9,649.80 km) |
| Orem to Ottaviano | 5,891.45 mi (9,481.38 km) |
| Orem to Ovada | 5,500.84 mi (8,852.75 km) |
| Orem to Ozieri | 5,722.14 mi (9,208.90 km) |
| Orem to Paceco | 5,981.85 mi (9,626.86 km) |
