| Gokceada to Oerlinghausen | 1,153.58 mi (1,856.51 km) |
| Gokceada to Oestrich-Winkel | 1,099.78 mi (1,769.92 km) |
| Gokceada to Offenburg | 1,051.19 mi (1,691.73 km) |
| Gokceada to Oftersheim | 1,054.99 mi (1,697.84 km) |
| Gokceada to Ohrdruf | 1,034.87 mi (1,665.46 km) |
| Gokceada to Ohringen | 1,013.60 mi (1,631.23 km) |
| Gokceada to Olbernhau | 943.49 mi (1,518.40 km) |
| Gokceada to Olching | 906.70 mi (1,459.19 km) |
| Gokceada to Oldenburg | 1,219.77 mi (1,963.03 km) |
| Gokceada to Oldenburg in Holstein | 1,197.62 mi (1,927.38 km) |
| Gokceada to Olfen | 1,187.26 mi (1,910.71 km) |
| Gokceada to Olpe | 1,143.87 mi (1,840.89 km) |
| Gokceada to Olsberg | 1,134.07 mi (1,825.11 km) |
| Gokceada to Oranienburg | 1,053.66 mi (1,695.70 km) |
| Gokceada to Ortenberg | 1,073.96 mi (1,728.37 km) |
