| Colorado Springs to Nuth | 4,953.79 mi (7,972.35 km) |
| Colorado Springs to Oegstgeest | 4,851.29 mi (7,807.39 km) |
| Colorado Springs to Oirschot | 4,908.64 mi (7,899.69 km) |
| Colorado Springs to Oisterwijk | 4,901.67 mi (7,888.47 km) |
| Colorado Springs to Oldebroek | 4,886.69 mi (7,864.37 km) |
| Colorado Springs to Oldenzaal | 4,926.05 mi (7,927.71 km) |
| Colorado Springs to Ommen | 4,900.49 mi (7,886.58 km) |
| Colorado Springs to Oosterend | 4,867.75 mi (7,833.89 km) |
| Colorado Springs to Oosterhout | 4,887.64 mi (7,865.90 km) |
| Colorado Springs to Oosterwolde | 4,875.56 mi (7,846.45 km) |
| Colorado Springs to Oostzaan | 4,854.21 mi (7,812.10 km) |
| Colorado Springs to Opmeer | 4,844.85 mi (7,797.03 km) |
| Colorado Springs to Oss | 4,904.13 mi (7,892.44 km) |
| Colorado Springs to Oud-Beijerland | 4,864.89 mi (7,829.29 km) |
| Colorado Springs to Oudenbosch | 4,878.87 mi (7,851.78 km) |
