| Menderes to Oerlinghausen | 1,299.78 mi (2,091.79 km) |
| Menderes to Oestrich-Winkel | 1,242.18 mi (1,999.09 km) |
| Menderes to Offenburg | 1,189.56 mi (1,914.41 km) |
| Menderes to Oftersheim | 1,196.49 mi (1,925.56 km) |
| Menderes to Ohrdruf | 1,180.98 mi (1,900.60 km) |
| Menderes to Ohringen | 1,155.60 mi (1,859.76 km) |
| Menderes to Olbernhau | 1,091.12 mi (1,755.99 km) |
| Menderes to Olching | 1,048.16 mi (1,686.86 km) |
| Menderes to Oldenburg | 1,366.97 mi (2,199.92 km) |
| Menderes to Oldenburg in Holstein | 1,346.25 mi (2,166.58 km) |
| Menderes to Olfen | 1,332.30 mi (2,144.14 km) |
| Menderes to Olpe | 1,288.11 mi (2,073.01 km) |
| Menderes to Olsberg | 1,279.32 mi (2,058.86 km) |
| Menderes to Oranienburg | 1,202.31 mi (1,934.93 km) |
| Menderes to Ortenberg | 1,217.99 mi (1,960.16 km) |
