| Rethymno to Oerlinghausen | 1,386.01 mi (2,230.56 km) |
| Rethymno to Oestrich-Winkel | 1,306.23 mi (2,102.18 km) |
| Rethymno to Offenburg | 1,236.57 mi (1,990.06 km) |
| Rethymno to Oftersheim | 1,257.13 mi (2,023.15 km) |
| Rethymno to Ohrdruf | 1,268.77 mi (2,041.89 km) |
| Rethymno to Ohringen | 1,219.69 mi (1,962.90 km) |
| Rethymno to Olbernhau | 1,194.42 mi (1,922.23 km) |
| Rethymno to Olching | 1,112.66 mi (1,790.65 km) |
| Rethymno to Oldenburg | 1,460.67 mi (2,350.72 km) |
| Rethymno to Oldenburg in Holstein | 1,461.91 mi (2,352.72 km) |
| Rethymno to Olfen | 1,409.74 mi (2,268.75 km) |
| Rethymno to Olpe | 1,361.33 mi (2,190.86 km) |
| Rethymno to Olsberg | 1,359.07 mi (2,187.21 km) |
| Rethymno to Oranienburg | 1,320.82 mi (2,125.66 km) |
| Rethymno to Ortenberg | 1,291.43 mi (2,078.35 km) |
