| Haugesund to Octeville | 732.37 mi (1,178.63 km) |
| Haugesund to Oignies | 626.87 mi (1,008.85 km) |
| Haugesund to Oissel | 718.01 mi (1,155.53 km) |
| Haugesund to Olivet | 812.01 mi (1,306.80 km) |
| Haugesund to Ollioules | 1,126.94 mi (1,813.64 km) |
| Haugesund to Olonne-sur-Mer | 937.98 mi (1,509.53 km) |
| Haugesund to Oloron-Sainte-Marie | 1,150.41 mi (1,851.40 km) |
| Haugesund to Onet Village | 1,048.12 mi (1,686.79 km) |
| Haugesund to Onnaing | 629.47 mi (1,013.03 km) |
| Haugesund to Orange | 1,057.89 mi (1,702.50 km) |
| Haugesund to Orchies | 625.14 mi (1,006.06 km) |
| Haugesund to Orleans | 809.31 mi (1,302.46 km) |
| Haugesund to Orly | 748.60 mi (1,204.76 km) |
| Haugesund to Ormesson-sur-Marne | 744.84 mi (1,198.71 km) |
| Haugesund to Orsay | 753.06 mi (1,211.93 km) |
