| New Port Richey East to Octeville | 4,372.89 mi (7,037.49 km) |
| New Port Richey East to Oignies | 4,557.49 mi (7,334.57 km) |
| New Port Richey East to Oissel | 4,496.73 mi (7,236.78 km) |
| New Port Richey East to Olivet | 4,559.94 mi (7,338.51 km) |
| New Port Richey East to Ollioules | 4,844.49 mi (7,796.45 km) |
| New Port Richey East to Olonne-sur-Mer | 4,418.00 mi (7,110.08 km) |
| New Port Richey East to Oloron-Sainte-Marie | 4,535.17 mi (7,298.65 km) |
| New Port Richey East to Onet Village | 4,663.23 mi (7,504.75 km) |
| New Port Richey East to Onnaing | 4,584.61 mi (7,378.22 km) |
| New Port Richey East to Orange | 4,772.09 mi (7,679.94 km) |
| New Port Richey East to Orchies | 4,567.98 mi (7,351.45 km) |
| New Port Richey East to Orleans | 4,559.57 mi (7,337.91 km) |
| New Port Richey East to Orly | 4,564.63 mi (7,346.07 km) |
| New Port Richey East to Ormesson-sur-Marne | 4,570.18 mi (7,355.00 km) |
| New Port Richey East to Orsay | 4,556.53 mi (7,333.02 km) |
