| Pico Rivera to Octeville | 5,474.86 mi (8,810.94 km) |
| Pico Rivera to Oignies | 5,587.36 mi (8,991.98 km) |
| Pico Rivera to Oissel | 5,579.40 mi (8,979.17 km) |
| Pico Rivera to Olivet | 5,676.24 mi (9,135.03 km) |
| Pico Rivera to Ollioules | 6,042.14 mi (9,723.88 km) |
| Pico Rivera to Olonne-sur-Mer | 5,610.68 mi (9,029.52 km) |
| Pico Rivera to Oloron-Sainte-Marie | 5,807.10 mi (9,345.62 km) |
| Pico Rivera to Onet Village | 5,867.81 mi (9,443.34 km) |
| Pico Rivera to Onnaing | 5,610.35 mi (9,028.98 km) |
| Pico Rivera to Orange | 5,956.44 mi (9,585.97 km) |
| Pico Rivera to Orchies | 5,595.01 mi (9,004.29 km) |
| Pico Rivera to Orleans | 5,674.69 mi (9,132.52 km) |
| Pico Rivera to Orly | 5,650.63 mi (9,093.81 km) |
| Pico Rivera to Ormesson-sur-Marne | 5,653.40 mi (9,098.27 km) |
| Pico Rivera to Orsay | 5,646.05 mi (9,086.44 km) |
