| Butte to Nuth | 4,811.99 mi (7,744.15 km) |
| Butte to Oegstgeest | 4,706.08 mi (7,573.70 km) |
| Butte to Oirschot | 4,765.00 mi (7,668.53 km) |
| Butte to Oisterwijk | 4,757.84 mi (7,657.01 km) |
| Butte to Oldebroek | 4,732.36 mi (7,616.00 km) |
| Butte to Oldenzaal | 4,767.78 mi (7,673.00 km) |
| Butte to Ommen | 4,743.12 mi (7,633.31 km) |
| Butte to Oosterend | 4,708.11 mi (7,576.97 km) |
| Butte to Oosterhout | 4,745.01 mi (7,636.36 km) |
| Butte to Oosterwolde | 4,714.95 mi (7,587.97 km) |
| Butte to Oostzaan | 4,704.92 mi (7,571.84 km) |
| Butte to Opmeer | 4,693.03 mi (7,552.70 km) |
| Butte to Oss | 4,757.25 mi (7,656.05 km) |
| Butte to Oud-Beijerland | 4,723.05 mi (7,601.02 km) |
| Butte to Oudenbosch | 4,738.31 mi (7,625.58 km) |
