| San Juan to Octeville | 4,118.74 mi (6,628.47 km) |
| San Juan to Oignies | 4,329.09 mi (6,966.99 km) |
| San Juan to Oissel | 4,238.74 mi (6,821.60 km) |
| San Juan to Olivet | 4,268.30 mi (6,869.16 km) |
| San Juan to Ollioules | 4,455.09 mi (7,169.78 km) |
| San Juan to Olonne-sur-Mer | 4,089.29 mi (6,581.07 km) |
| San Juan to Oloron-Sainte-Marie | 4,129.98 mi (6,646.57 km) |
| San Juan to Onet Village | 4,292.14 mi (6,907.53 km) |
| San Juan to Onnaing | 4,355.28 mi (7,009.15 km) |
| San Juan to Orange | 4,401.75 mi (7,083.94 km) |
| San Juan to Orchies | 4,340.11 mi (6,984.73 km) |
| San Juan to Orleans | 4,268.84 mi (6,870.04 km) |
| San Juan to Orly | 4,294.53 mi (6,911.38 km) |
| San Juan to Ormesson-sur-Marne | 4,301.32 mi (6,922.31 km) |
| San Juan to Orsay | 4,285.00 mi (6,896.03 km) |
