| Cicero to Octeville | 3,955.85 mi (6,366.33 km) |
| Cicero to Oignies | 4,107.55 mi (6,610.46 km) |
| Cicero to Oissel | 4,072.92 mi (6,554.74 km) |
| Cicero to Olivet | 4,156.26 mi (6,688.86 km) |
| Cicero to Ollioules | 4,493.92 mi (7,232.27 km) |
| Cicero to Olonne-sur-Mer | 4,053.26 mi (6,523.09 km) |
| Cicero to Oloron-Sainte-Marie | 4,220.17 mi (6,791.71 km) |
| Cicero to Onet Village | 4,311.91 mi (6,939.35 km) |
| Cicero to Onnaing | 4,133.36 mi (6,651.99 km) |
| Cicero to Orange | 4,412.11 mi (7,100.61 km) |
| Cicero to Orchies | 4,116.88 mi (6,625.48 km) |
| Cicero to Orleans | 4,155.23 mi (6,687.20 km) |
| Cicero to Orly | 4,144.64 mi (6,670.15 km) |
| Cicero to Ormesson-sur-Marne | 4,148.86 mi (6,676.95 km) |
| Cicero to Orsay | 4,138.19 mi (6,659.78 km) |
