| Reddish to Oerlinghausen | 464.11 mi (746.91 km) |
| Reddish to Oestrich-Winkel | 494.96 mi (796.55 km) |
| Reddish to Offenburg | 556.84 mi (896.15 km) |
| Reddish to Oftersheim | 540.94 mi (870.56 km) |
| Reddish to Ohrdruf | 574.88 mi (925.17 km) |
| Reddish to Ohringen | 581.49 mi (935.82 km) |
| Reddish to Olbernhau | 684.06 mi (1,100.88 km) |
| Reddish to Olching | 689.08 mi (1,108.97 km) |
| Reddish to Oldenburg | 428.60 mi (689.77 km) |
| Reddish to Oldenburg in Holstein | 533.98 mi (859.35 km) |
| Reddish to Olfen | 417.66 mi (672.16 km) |
| Reddish to Olpe | 454.39 mi (731.27 km) |
| Reddish to Olsberg | 470.90 mi (757.84 km) |
| Reddish to Oranienburg | 639.34 mi (1,028.92 km) |
| Reddish to Ortenberg | 522.77 mi (841.31 km) |
