| Baicoi to Oerlinghausen | 917.78 mi (1,477.02 km) |
| Baicoi to Oestrich-Winkel | 898.34 mi (1,445.74 km) |
| Baicoi to Offenburg | 878.85 mi (1,414.37 km) |
| Baicoi to Oftersheim | 862.07 mi (1,387.36 km) |
| Baicoi to Ohrdruf | 804.24 mi (1,294.31 km) |
| Baicoi to Ohringen | 819.19 mi (1,318.35 km) |
| Baicoi to Olbernhau | 697.45 mi (1,122.44 km) |
| Baicoi to Olching | 722.69 mi (1,163.06 km) |
| Baicoi to Oldenburg | 970.94 mi (1,562.57 km) |
| Baicoi to Oldenburg in Holstein | 922.58 mi (1,484.75 km) |
| Baicoi to Olfen | 961.49 mi (1,547.36 km) |
| Baicoi to Olpe | 926.44 mi (1,490.96 km) |
| Baicoi to Olsberg | 908.20 mi (1,461.61 km) |
| Baicoi to Oranienburg | 780.72 mi (1,256.45 km) |
| Baicoi to Ortenberg | 860.96 mi (1,385.58 km) |
