| Sandusky to Nuth | 4,028.15 mi (6,482.68 km) |
| Sandusky to Oegstgeest | 3,933.77 mi (6,330.79 km) |
| Sandusky to Oirschot | 3,986.96 mi (6,416.40 km) |
| Sandusky to Oisterwijk | 3,980.49 mi (6,405.98 km) |
| Sandusky to Oldebroek | 3,979.29 mi (6,404.05 km) |
| Sandusky to Oldenzaal | 4,022.14 mi (6,473.00 km) |
| Sandusky to Ommen | 3,996.43 mi (6,431.63 km) |
| Sandusky to Oosterend | 3,967.92 mi (6,385.75 km) |
| Sandusky to Oosterhout | 3,965.52 mi (6,381.89 km) |
| Sandusky to Oosterwolde | 3,976.65 mi (6,399.81 km) |
| Sandusky to Oostzaan | 3,941.70 mi (6,343.56 km) |
| Sandusky to Opmeer | 3,935.91 mi (6,334.23 km) |
| Sandusky to Oss | 3,986.67 mi (6,415.92 km) |
| Sandusky to Oud-Beijerland | 3,942.65 mi (6,345.08 km) |
| Sandusky to Oudenbosch | 3,954.51 mi (6,364.17 km) |
