| Ollerton to Oerlinghausen | 415.15 mi (668.12 km) |
| Ollerton to Oestrich-Winkel | 445.34 mi (716.70 km) |
| Ollerton to Offenburg | 508.86 mi (818.93 km) |
| Ollerton to Oftersheim | 491.60 mi (791.15 km) |
| Ollerton to Ohrdruf | 525.25 mi (845.31 km) |
| Ollerton to Ohringen | 531.97 mi (856.12 km) |
| Ollerton to Olbernhau | 634.79 mi (1,021.60 km) |
| Ollerton to Olching | 639.64 mi (1,029.39 km) |
| Ollerton to Oldenburg | 382.18 mi (615.06 km) |
| Ollerton to Oldenburg in Holstein | 491.61 mi (791.17 km) |
| Ollerton to Olfen | 368.08 mi (592.38 km) |
| Ollerton to Olpe | 404.50 mi (650.98 km) |
| Ollerton to Olsberg | 421.23 mi (677.91 km) |
| Ollerton to Oranienburg | 592.95 mi (954.26 km) |
| Ollerton to Ortenberg | 472.87 mi (761.02 km) |
