| Ermoupoli to Oerlinghausen | 1,276.57 mi (2,054.44 km) |
| Ermoupoli to Oestrich-Winkel | 1,205.97 mi (1,940.81 km) |
| Ermoupoli to Offenburg | 1,143.73 mi (1,840.66 km) |
| Ermoupoli to Oftersheim | 1,158.15 mi (1,863.87 km) |
| Ermoupoli to Ohrdruf | 1,158.21 mi (1,863.95 km) |
| Ermoupoli to Ohringen | 1,118.99 mi (1,800.84 km) |
| Ermoupoli to Olbernhau | 1,077.38 mi (1,733.87 km) |
| Ermoupoli to Olching | 1,011.17 mi (1,627.32 km) |
| Ermoupoli to Oldenburg | 1,348.45 mi (2,170.11 km) |
| Ermoupoli to Oldenburg in Holstein | 1,341.24 mi (2,158.52 km) |
| Ermoupoli to Olfen | 1,304.08 mi (2,098.71 km) |
| Ermoupoli to Olpe | 1,257.29 mi (2,023.41 km) |
| Ermoupoli to Olsberg | 1,252.23 mi (2,015.27 km) |
| Ermoupoli to Oranienburg | 1,198.66 mi (1,929.06 km) |
| Ermoupoli to Ortenberg | 1,186.99 mi (1,910.28 km) |
