| Karkkila to Oignies | 1,074.68 mi (1,729.54 km) |
| Karkkila to Oissel | 1,189.04 mi (1,913.57 km) |
| Karkkila to Olivet | 1,245.25 mi (2,004.03 km) |
| Karkkila to Ollioules | 1,424.21 mi (2,292.04 km) |
| Karkkila to Olonne-sur-Mer | 1,423.00 mi (2,290.10 km) |
| Karkkila to Oloron-Sainte-Marie | 1,579.82 mi (2,542.48 km) |
| Karkkila to Onet Village | 1,427.33 mi (2,297.06 km) |
| Karkkila to Onnaing | 1,061.38 mi (1,708.13 km) |
| Karkkila to Orange | 1,386.63 mi (2,231.57 km) |
| Karkkila to Orchies | 1,067.10 mi (1,717.33 km) |
| Karkkila to Orleans | 1,242.89 mi (2,000.23 km) |
| Karkkila to Orly | 1,183.33 mi (1,904.38 km) |
| Karkkila to Ormesson-sur-Marne | 1,176.94 mi (1,894.11 km) |
| Karkkila to Orsay | 1,191.62 mi (1,917.73 km) |
| Karkkila to Orthez | 1,567.08 mi (2,521.97 km) |
