| Giszowiec to Octeville | 919.09 mi (1,479.13 km) |
| Giszowiec to Oignies | 707.42 mi (1,138.48 km) |
| Giszowiec to Oissel | 802.25 mi (1,291.09 km) |
| Giszowiec to Olivet | 792.52 mi (1,275.44 km) |
| Giszowiec to Ollioules | 793.55 mi (1,277.10 km) |
| Giszowiec to Olonne-sur-Mer | 986.16 mi (1,587.07 km) |
| Giszowiec to Oloron-Sainte-Marie | 1,046.82 mi (1,684.70 km) |
| Giszowiec to Onet Village | 869.24 mi (1,398.91 km) |
| Giszowiec to Onnaing | 681.40 mi (1,096.61 km) |
| Giszowiec to Orange | 788.92 mi (1,269.64 km) |
| Giszowiec to Orchies | 696.41 mi (1,120.76 km) |
| Giszowiec to Orleans | 791.32 mi (1,273.50 km) |
| Giszowiec to Orly | 753.79 mi (1,213.11 km) |
| Giszowiec to Ormesson-sur-Marne | 746.66 mi (1,201.64 km) |
| Giszowiec to Orsay | 763.64 mi (1,228.96 km) |
