| Guipavas to Oestrich-Winkel | 569.33 mi (916.26 km) |
| Guipavas to Offenburg | 564.63 mi (908.69 km) |
| Guipavas to Oftersheim | 592.58 mi (953.66 km) |
| Guipavas to Ohrdruf | 695.82 mi (1,119.81 km) |
| Guipavas to Ohringen | 633.74 mi (1,019.91 km) |
| Guipavas to Olbernhau | 807.73 mi (1,299.91 km) |
| Guipavas to Olching | 721.10 mi (1,160.49 km) |
| Guipavas to Oldenburg | 638.63 mi (1,027.77 km) |
| Guipavas to Oldenburg in Holstein | 771.52 mi (1,241.65 km) |
| Guipavas to Olfen | 568.81 mi (915.41 km) |
| Guipavas to Olpe | 574.05 mi (923.84 km) |
| Guipavas to Olsberg | 606.90 mi (976.70 km) |
| Guipavas to Oranienburg | 826.58 mi (1,330.25 km) |
| Guipavas to Ortenberg | 618.59 mi (995.52 km) |
| Guipavas to Oschatz | 802.35 mi (1,291.26 km) |
