| Cold Springs to Orbetello | 5,992.61 mi (9,644.17 km) |
| Cold Springs to Oria | 6,287.18 mi (10,118.24 km) |
| Cold Springs to Oristano | 6,053.21 mi (9,741.69 km) |
| Cold Springs to Orta Nova | 6,185.44 mi (9,954.51 km) |
| Cold Springs to Orte | 6,025.81 mi (9,697.60 km) |
| Cold Springs to Ortona | 6,089.64 mi (9,800.32 km) |
| Cold Springs to Orvieto | 6,003.16 mi (9,661.15 km) |
| Cold Springs to Orzinuovi | 5,789.62 mi (9,317.49 km) |
| Cold Springs to Osimo | 5,998.76 mi (9,654.07 km) |
| Cold Springs to Ospitaletto | 5,785.00 mi (9,310.06 km) |
| Cold Springs to Ostuni | 6,272.04 mi (10,093.88 km) |
| Cold Springs to Ottaviano | 6,178.41 mi (9,943.19 km) |
| Cold Springs to Ovada | 5,794.04 mi (9,324.61 km) |
| Cold Springs to Ozieri | 6,028.72 mi (9,702.29 km) |
| Cold Springs to Paceco | 6,285.31 mi (10,115.22 km) |
