| Five Corners to Oerlinghausen | 5,095.43 mi (8,200.30 km) |
| Five Corners to Oestrich-Winkel | 5,193.20 mi (8,357.65 km) |
| Five Corners to Offenburg | 5,280.20 mi (8,497.66 km) |
| Five Corners to Oftersheim | 5,243.91 mi (8,439.25 km) |
| Five Corners to Ohrdruf | 5,209.58 mi (8,384.01 km) |
| Five Corners to Ohringen | 5,276.03 mi (8,490.96 km) |
| Five Corners to Olbernhau | 5,277.45 mi (8,493.24 km) |
| Five Corners to Olching | 5,378.30 mi (8,655.54 km) |
| Five Corners to Oldenburg | 5,017.06 mi (8,074.18 km) |
| Five Corners to Oldenburg in Holstein | 5,009.26 mi (8,061.62 km) |
| Five Corners to Olfen | 5,079.54 mi (8,174.72 km) |
| Five Corners to Olpe | 5,130.54 mi (8,256.80 km) |
| Five Corners to Olsberg | 5,126.79 mi (8,250.77 km) |
| Five Corners to Oranienburg | 5,150.68 mi (8,289.21 km) |
| Five Corners to Ortenberg | 5,198.01 mi (8,365.38 km) |
