| Tvrdosin to Octeville | 948.64 mi (1,526.69 km) |
| Tvrdosin to Oignies | 739.62 mi (1,190.31 km) |
| Tvrdosin to Oissel | 829.16 mi (1,334.40 km) |
| Tvrdosin to Olivet | 811.15 mi (1,305.42 km) |
| Tvrdosin to Ollioules | 780.71 mi (1,256.44 km) |
| Tvrdosin to Olonne-sur-Mer | 1,002.47 mi (1,613.31 km) |
| Tvrdosin to Oloron-Sainte-Marie | 1,048.15 mi (1,686.84 km) |
| Tvrdosin to Onet Village | 869.45 mi (1,399.25 km) |
| Tvrdosin to Onnaing | 713.05 mi (1,147.54 km) |
| Tvrdosin to Orange | 783.28 mi (1,260.56 km) |
| Tvrdosin to Orchies | 728.60 mi (1,172.57 km) |
| Tvrdosin to Orleans | 810.14 mi (1,303.80 km) |
| Tvrdosin to Orly | 776.72 mi (1,250.01 km) |
| Tvrdosin to Ormesson-sur-Marne | 769.71 mi (1,238.73 km) |
| Tvrdosin to Orsay | 786.48 mi (1,265.71 km) |
