| Gardnerville Ranchos to Nuth | 5,415.05 mi (8,714.67 km) |
| Gardnerville Ranchos to Oegstgeest | 5,309.03 mi (8,544.06 km) |
| Gardnerville Ranchos to Oirschot | 5,368.00 mi (8,638.96 km) |
| Gardnerville Ranchos to Oisterwijk | 5,360.83 mi (8,627.43 km) |
| Gardnerville Ranchos to Oldebroek | 5,334.74 mi (8,585.44 km) |
| Gardnerville Ranchos to Oldenzaal | 5,369.84 mi (8,641.92 km) |
| Gardnerville Ranchos to Ommen | 5,345.28 mi (8,602.39 km) |
| Gardnerville Ranchos to Oosterend | 5,310.14 mi (8,545.84 km) |
| Gardnerville Ranchos to Oosterhout | 5,348.07 mi (8,606.89 km) |
| Gardnerville Ranchos to Oosterwolde | 5,316.89 mi (8,556.71 km) |
| Gardnerville Ranchos to Oostzaan | 5,307.65 mi (8,541.84 km) |
| Gardnerville Ranchos to Opmeer | 5,295.61 mi (8,522.46 km) |
| Gardnerville Ranchos to Oss | 5,360.07 mi (8,626.20 km) |
| Gardnerville Ranchos to Oud-Beijerland | 5,326.17 mi (8,571.64 km) |
| Gardnerville Ranchos to Oudenbosch | 5,341.48 mi (8,596.28 km) |
