| Vernon Hills to Octeville | 3,946.60 mi (6,351.45 km) |
| Vernon Hills to Oignies | 4,097.08 mi (6,593.62 km) |
| Vernon Hills to Oissel | 4,063.33 mi (6,539.30 km) |
| Vernon Hills to Olivet | 4,147.22 mi (6,674.31 km) |
| Vernon Hills to Ollioules | 4,486.21 mi (7,219.86 km) |
| Vernon Hills to Olonne-sur-Mer | 4,045.57 mi (6,510.72 km) |
| Vernon Hills to Oloron-Sainte-Marie | 4,213.86 mi (6,781.55 km) |
| Vernon Hills to Onet Village | 4,304.36 mi (6,927.20 km) |
| Vernon Hills to Onnaing | 4,122.82 mi (6,635.04 km) |
| Vernon Hills to Orange | 4,404.19 mi (7,087.86 km) |
| Vernon Hills to Orchies | 4,106.37 mi (6,608.56 km) |
| Vernon Hills to Orleans | 4,146.17 mi (6,672.62 km) |
| Vernon Hills to Orly | 4,135.09 mi (6,654.79 km) |
| Vernon Hills to Ormesson-sur-Marne | 4,139.27 mi (6,661.51 km) |
| Vernon Hills to Orsay | 4,128.71 mi (6,644.51 km) |
