| Allestree to Oerlinghausen | 432.42 mi (695.92 km) |
| Allestree to Oestrich-Winkel | 455.84 mi (733.60 km) |
| Allestree to Offenburg | 514.94 mi (828.72 km) |
| Allestree to Oftersheim | 500.98 mi (806.26 km) |
| Allestree to Ohrdruf | 540.54 mi (869.91 km) |
| Allestree to Ohringen | 541.99 mi (872.24 km) |
| Allestree to Olbernhau | 651.14 mi (1,047.92 km) |
| Allestree to Olching | 649.29 mi (1,044.94 km) |
| Allestree to Oldenburg | 402.78 mi (648.21 km) |
| Allestree to Oldenburg in Holstein | 514.61 mi (828.19 km) |
| Allestree to Olfen | 383.77 mi (617.62 km) |
| Allestree to Olpe | 418.12 mi (672.90 km) |
| Allestree to Olsberg | 436.48 mi (702.44 km) |
| Allestree to Oranienburg | 613.34 mi (987.07 km) |
| Allestree to Ortenberg | 485.58 mi (781.46 km) |
