| Van Wert to Oerlinghausen | 4,196.19 mi (6,753.11 km) |
| Van Wert to Oestrich-Winkel | 4,239.77 mi (6,823.25 km) |
| Van Wert to Offenburg | 4,291.65 mi (6,906.74 km) |
| Van Wert to Oftersheim | 4,284.54 mi (6,895.30 km) |
| Van Wert to Ohrdruf | 4,313.02 mi (6,941.14 km) |
| Van Wert to Ohringen | 4,325.86 mi (6,961.80 km) |
| Van Wert to Olbernhau | 4,414.75 mi (7,104.86 km) |
| Van Wert to Olching | 4,432.87 mi (7,134.01 km) |
| Van Wert to Oldenburg | 4,139.44 mi (6,661.79 km) |
| Van Wert to Oldenburg in Holstein | 4,194.55 mi (6,750.47 km) |
| Van Wert to Olfen | 4,157.17 mi (6,690.32 km) |
| Van Wert to Olpe | 4,198.00 mi (6,756.03 km) |
| Van Wert to Olsberg | 4,210.79 mi (6,776.61 km) |
| Van Wert to Oranienburg | 4,332.71 mi (6,972.82 km) |
| Van Wert to Ortenberg | 4,267.27 mi (6,867.51 km) |
