| Steinkjer to Orbetello | 1,490.76 mi (2,399.14 km) |
| Steinkjer to Oria | 1,643.56 mi (2,645.06 km) |
| Steinkjer to Oristano | 1,669.95 mi (2,687.52 km) |
| Steinkjer to Orta Nova | 1,576.43 mi (2,537.01 km) |
| Steinkjer to Orte | 1,489.69 mi (2,397.43 km) |
| Steinkjer to Ortona | 1,501.35 mi (2,416.18 km) |
| Steinkjer to Orvieto | 1,471.65 mi (2,368.39 km) |
| Steinkjer to Orzinuovi | 1,287.58 mi (2,072.15 km) |
| Steinkjer to Osimo | 1,420.75 mi (2,286.47 km) |
| Steinkjer to Ospitaletto | 1,276.61 mi (2,054.50 km) |
| Steinkjer to Ostuni | 1,627.25 mi (2,618.80 km) |
| Steinkjer to Ottaviano | 1,605.04 mi (2,583.07 km) |
| Steinkjer to Ovada | 1,343.31 mi (2,161.86 km) |
| Steinkjer to Ozieri | 1,621.98 mi (2,610.32 km) |
| Steinkjer to Paceco | 1,799.13 mi (2,895.42 km) |
