| Summerlin South to Nuth | 5,446.72 mi (8,765.65 km) |
| Summerlin South to Oegstgeest | 5,341.92 mi (8,596.99 km) |
| Summerlin South to Oirschot | 5,400.37 mi (8,691.05 km) |
| Summerlin South to Oisterwijk | 5,393.26 mi (8,679.62 km) |
| Summerlin South to Oldebroek | 5,372.13 mi (8,645.62 km) |
| Summerlin South to Oldenzaal | 5,409.29 mi (8,705.41 km) |
| Summerlin South to Ommen | 5,384.18 mi (8,665.01 km) |
| Summerlin South to Oosterend | 5,349.99 mi (8,609.97 km) |
| Summerlin South to Oosterhout | 5,379.88 mi (8,658.07 km) |
| Summerlin South to Oosterwolde | 5,357.24 mi (8,621.64 km) |
| Summerlin South to Oostzaan | 5,342.50 mi (8,597.92 km) |
| Summerlin South to Opmeer | 5,331.62 mi (8,580.42 km) |
| Summerlin South to Oss | 5,393.97 mi (8,680.76 km) |
| Summerlin South to Oud-Beijerland | 5,357.50 mi (8,622.06 km) |
| Summerlin South to Oudenbosch | 5,372.26 mi (8,645.81 km) |
