| Fairland to Oerlinghausen | 3,992.67 mi (6,425.58 km) |
| Fairland to Oestrich-Winkel | 4,021.86 mi (6,472.56 km) |
| Fairland to Offenburg | 4,063.81 mi (6,540.06 km) |
| Fairland to Oftersheim | 4,063.87 mi (6,540.17 km) |
| Fairland to Ohrdruf | 4,106.50 mi (6,608.77 km) |
| Fairland to Ohringen | 4,106.17 mi (6,608.25 km) |
| Fairland to Olbernhau | 4,213.16 mi (6,780.43 km) |
| Fairland to Olching | 4,211.20 mi (6,777.27 km) |
| Fairland to Oldenburg | 3,942.99 mi (6,345.62 km) |
| Fairland to Oldenburg in Holstein | 4,011.47 mi (6,455.84 km) |
| Fairland to Olfen | 3,949.30 mi (6,355.79 km) |
| Fairland to Olpe | 3,986.40 mi (6,415.48 km) |
| Fairland to Olsberg | 4,002.77 mi (6,441.84 km) |
| Fairland to Oranienburg | 4,144.31 mi (6,669.63 km) |
| Fairland to Ortenberg | 4,053.98 mi (6,524.25 km) |
