| Petrovec to Octeville | 1,233.42 mi (1,984.99 km) |
| Petrovec to Oignies | 1,063.20 mi (1,711.05 km) |
| Petrovec to Oissel | 1,110.64 mi (1,787.41 km) |
| Petrovec to Olivet | 1,044.31 mi (1,680.66 km) |
| Petrovec to Ollioules | 805.80 mi (1,296.82 km) |
| Petrovec to Olonne-sur-Mer | 1,195.57 mi (1,924.09 km) |
| Petrovec to Oloron-Sainte-Marie | 1,130.77 mi (1,819.80 km) |
| Petrovec to Onet Village | 971.05 mi (1,562.76 km) |
| Petrovec to Onnaing | 1,036.93 mi (1,668.77 km) |
| Petrovec to Orange | 860.58 mi (1,384.97 km) |
| Petrovec to Orchies | 1,053.53 mi (1,695.49 km) |
| Petrovec to Orleans | 1,044.67 mi (1,681.23 km) |
| Petrovec to Orly | 1,041.25 mi (1,675.73 km) |
| Petrovec to Ormesson-sur-Marne | 1,035.99 mi (1,667.27 km) |
| Petrovec to Orsay | 1,049.02 mi (1,688.24 km) |
