| Gerakas to Oerlinghausen | 1,210.19 mi (1,947.62 km) |
| Gerakas to Oestrich-Winkel | 1,137.26 mi (1,830.24 km) |
| Gerakas to Offenburg | 1,073.71 mi (1,727.97 km) |
| Gerakas to Oftersheim | 1,089.16 mi (1,752.84 km) |
| Gerakas to Ohrdruf | 1,092.11 mi (1,757.58 km) |
| Gerakas to Ohringen | 1,050.31 mi (1,690.32 km) |
| Gerakas to Olbernhau | 1,013.56 mi (1,631.16 km) |
| Gerakas to Olching | 942.58 mi (1,516.94 km) |
| Gerakas to Oldenburg | 1,282.99 mi (2,064.78 km) |
| Gerakas to Oldenburg in Holstein | 1,279.17 mi (2,058.62 km) |
| Gerakas to Olfen | 1,236.66 mi (1,990.22 km) |
| Gerakas to Olpe | 1,189.45 mi (1,914.24 km) |
| Gerakas to Olsberg | 1,185.10 mi (1,907.24 km) |
| Gerakas to Oranienburg | 1,137.26 mi (1,830.24 km) |
| Gerakas to Ortenberg | 1,119.20 mi (1,801.19 km) |
