| Street to Oerlinghausen | 492.99 mi (793.38 km) |
| Street to Oestrich-Winkel | 477.21 mi (768.00 km) |
| Street to Offenburg | 509.55 mi (820.04 km) |
| Street to Oftersheim | 514.17 mi (827.47 km) |
| Street to Ohrdruf | 585.58 mi (942.40 km) |
| Street to Ohringen | 557.03 mi (896.46 km) |
| Street to Olbernhau | 699.71 mi (1,126.07 km) |
| Street to Olching | 659.04 mi (1,060.62 km) |
| Street to Oldenburg | 484.45 mi (779.64 km) |
| Street to Oldenburg in Holstein | 609.74 mi (981.28 km) |
| Street to Olfen | 437.67 mi (704.35 km) |
| Street to Olpe | 458.63 mi (738.10 km) |
| Street to Olsberg | 485.21 mi (780.87 km) |
| Street to Oranienburg | 688.25 mi (1,107.64 km) |
| Street to Ortenberg | 517.83 mi (833.36 km) |
