| Colorado Springs to Oerlinghausen | 4,997.48 mi (8,042.67 km) |
| Colorado Springs to Oestrich-Winkel | 5,065.68 mi (8,152.42 km) |
| Colorado Springs to Offenburg | 5,133.76 mi (8,261.99 km) |
| Colorado Springs to Oftersheim | 5,114.12 mi (8,230.39 km) |
| Colorado Springs to Ohrdruf | 5,116.30 mi (8,233.89 km) |
| Colorado Springs to Ohringen | 5,152.58 mi (8,292.27 km) |
| Colorado Springs to Olbernhau | 5,205.94 mi (8,378.16 km) |
| Colorado Springs to Olching | 5,260.26 mi (8,465.56 km) |
| Colorado Springs to Oldenburg | 4,929.65 mi (7,933.51 km) |
| Colorado Springs to Oldenburg in Holstein | 4,958.25 mi (7,979.54 km) |
| Colorado Springs to Olfen | 4,967.50 mi (7,994.42 km) |
| Colorado Springs to Olpe | 5,013.83 mi (8,068.98 km) |
| Colorado Springs to Olsberg | 5,019.79 mi (8,078.57 km) |
| Colorado Springs to Oranienburg | 5,101.83 mi (8,210.61 km) |
| Colorado Springs to Ortenberg | 5,084.15 mi (8,182.14 km) |
