| Baykan to Oerlinghausen | 1,853.10 mi (2,982.27 km) |
| Baykan to Oestrich-Winkel | 1,844.59 mi (2,968.57 km) |
| Baykan to Offenburg | 1,825.91 mi (2,938.52 km) |
| Baykan to Oftersheim | 1,809.33 mi (2,911.84 km) |
| Baykan to Ohrdruf | 1,744.15 mi (2,806.93 km) |
| Baykan to Ohringen | 1,766.49 mi (2,842.89 km) |
| Baykan to Olbernhau | 1,633.24 mi (2,628.44 km) |
| Baykan to Olching | 1,670.01 mi (2,687.62 km) |
| Baykan to Oldenburg | 1,897.11 mi (3,053.10 km) |
| Baykan to Oldenburg in Holstein | 1,826.15 mi (2,938.90 km) |
| Baykan to Olfen | 1,900.53 mi (3,058.60 km) |
| Baykan to Olpe | 1,868.91 mi (3,007.72 km) |
| Baykan to Olsberg | 1,848.07 mi (2,974.17 km) |
| Baykan to Oranienburg | 1,693.42 mi (2,725.29 km) |
| Baykan to Ortenberg | 1,805.36 mi (2,905.45 km) |
