| Piotrkow Trybunalski to Octeville | 941.57 mi (1,515.30 km) |
| Piotrkow Trybunalski to Oignies | 727.97 mi (1,171.55 km) |
| Piotrkow Trybunalski to Oissel | 829.23 mi (1,334.51 km) |
| Piotrkow Trybunalski to Olivet | 830.06 mi (1,335.85 km) |
| Piotrkow Trybunalski to Ollioules | 861.49 mi (1,386.43 km) |
| Piotrkow Trybunalski to Olonne-sur-Mer | 1,025.16 mi (1,649.83 km) |
| Piotrkow Trybunalski to Oloron-Sainte-Marie | 1,101.50 mi (1,772.69 km) |
| Piotrkow Trybunalski to Onet Village | 925.78 mi (1,489.91 km) |
| Piotrkow Trybunalski to Onnaing | 703.06 mi (1,131.46 km) |
| Piotrkow Trybunalski to Orange | 851.11 mi (1,369.73 km) |
| Piotrkow Trybunalski to Orchies | 717.10 mi (1,154.05 km) |
| Piotrkow Trybunalski to Orleans | 828.63 mi (1,333.56 km) |
| Piotrkow Trybunalski to Orly | 786.40 mi (1,265.58 km) |
| Piotrkow Trybunalski to Ormesson-sur-Marne | 779.18 mi (1,253.97 km) |
| Piotrkow Trybunalski to Orsay | 796.27 mi (1,281.47 km) |
