| Cheyenne to Nuth | 4,832.42 mi (7,777.02 km) |
| Cheyenne to Oegstgeest | 4,729.18 mi (7,610.88 km) |
| Cheyenne to Oirschot | 4,786.89 mi (7,703.75 km) |
| Cheyenne to Oisterwijk | 4,779.88 mi (7,692.47 km) |
| Cheyenne to Oldebroek | 4,763.19 mi (7,665.62 km) |
| Cheyenne to Oldenzaal | 4,802.00 mi (7,728.07 km) |
| Cheyenne to Ommen | 4,776.54 mi (7,687.10 km) |
| Cheyenne to Oosterend | 4,743.39 mi (7,633.74 km) |
| Cheyenne to Oosterhout | 4,766.02 mi (7,670.16 km) |
| Cheyenne to Oosterwolde | 4,751.05 mi (7,646.08 km) |
| Cheyenne to Oostzaan | 4,731.46 mi (7,614.54 km) |
| Cheyenne to Opmeer | 4,721.67 mi (7,598.80 km) |
| Cheyenne to Oss | 4,781.85 mi (7,695.64 km) |
| Cheyenne to Oud-Beijerland | 4,743.35 mi (7,633.69 km) |
| Cheyenne to Oudenbosch | 4,757.56 mi (7,656.55 km) |
