| Scottsbluff to Orbetello | 5,343.45 mi (8,599.45 km) |
| Scottsbluff to Oria | 5,665.08 mi (9,117.06 km) |
| Scottsbluff to Oristano | 5,373.38 mi (8,647.61 km) |
| Scottsbluff to Orta Nova | 5,556.21 mi (8,941.86 km) |
| Scottsbluff to Orte | 5,383.59 mi (8,664.05 km) |
| Scottsbluff to Ortona | 5,458.74 mi (8,784.99 km) |
| Scottsbluff to Orvieto | 5,360.99 mi (8,627.68 km) |
| Scottsbluff to Orzinuovi | 5,152.82 mi (8,292.67 km) |
| Scottsbluff to Osimo | 5,369.63 mi (8,641.58 km) |
| Scottsbluff to Ospitaletto | 5,150.04 mi (8,288.19 km) |
| Scottsbluff to Ostuni | 5,651.04 mi (9,094.48 km) |
| Scottsbluff to Ottaviano | 5,538.55 mi (8,913.43 km) |
| Scottsbluff to Ovada | 5,145.04 mi (8,280.14 km) |
| Scottsbluff to Ozieri | 5,355.37 mi (8,618.64 km) |
| Scottsbluff to Paceco | 5,616.31 mi (9,038.58 km) |
