| West Carrollton to Nuth | 4,171.36 mi (6,713.15 km) |
| West Carrollton to Oegstgeest | 4,077.47 mi (6,562.05 km) |
| West Carrollton to Oirschot | 4,130.41 mi (6,647.25 km) |
| West Carrollton to Oisterwijk | 4,123.97 mi (6,636.89 km) |
| West Carrollton to Oldebroek | 4,123.40 mi (6,635.97 km) |
| West Carrollton to Oldenzaal | 4,166.35 mi (6,705.10 km) |
| West Carrollton to Ommen | 4,140.67 mi (6,663.76 km) |
| West Carrollton to Oosterend | 4,112.36 mi (6,618.20 km) |
| West Carrollton to Oosterhout | 4,108.97 mi (6,612.74 km) |
| West Carrollton to Oosterwolde | 4,121.12 mi (6,632.31 km) |
| West Carrollton to Oostzaan | 4,085.63 mi (6,575.18 km) |
| West Carrollton to Opmeer | 4,080.00 mi (6,566.12 km) |
| West Carrollton to Oss | 4,130.31 mi (6,647.10 km) |
| West Carrollton to Oud-Beijerland | 4,086.12 mi (6,575.97 km) |
| West Carrollton to Oudenbosch | 4,097.86 mi (6,594.87 km) |
