| Hisarcik to Oerlinghausen | 1,318.27 mi (2,121.56 km) |
| Hisarcik to Oestrich-Winkel | 1,273.98 mi (2,050.27 km) |
| Hisarcik to Offenburg | 1,231.27 mi (1,981.53 km) |
| Hisarcik to Oftersheim | 1,230.86 mi (1,980.89 km) |
| Hisarcik to Ohrdruf | 1,200.41 mi (1,931.87 km) |
| Hisarcik to Ohringen | 1,188.81 mi (1,913.20 km) |
| Hisarcik to Olbernhau | 1,102.95 mi (1,775.03 km) |
| Hisarcik to Olching | 1,083.21 mi (1,743.26 km) |
| Hisarcik to Oldenburg | 1,380.17 mi (2,221.17 km) |
| Hisarcik to Oldenburg in Holstein | 1,346.33 mi (2,166.71 km) |
| Hisarcik to Olfen | 1,355.38 mi (2,181.27 km) |
| Hisarcik to Olpe | 1,314.17 mi (2,114.95 km) |
| Hisarcik to Olsberg | 1,301.82 mi (2,095.08 km) |
| Hisarcik to Oranienburg | 1,202.67 mi (1,935.50 km) |
| Hisarcik to Ortenberg | 1,244.99 mi (2,003.62 km) |
