| Laramie to Octeville | 4,651.76 mi (7,486.29 km) |
| Laramie to Oignies | 4,774.78 mi (7,684.26 km) |
| Laramie to Oissel | 4,759.89 mi (7,660.30 km) |
| Laramie to Olivet | 4,853.84 mi (7,811.50 km) |
| Laramie to Ollioules | 5,214.43 mi (8,391.82 km) |
| Laramie to Olonne-sur-Mer | 4,779.33 mi (7,691.58 km) |
| Laramie to Oloron-Sainte-Marie | 4,970.24 mi (7,998.83 km) |
| Laramie to Onet Village | 5,037.70 mi (8,107.40 km) |
| Laramie to Onnaing | 4,798.65 mi (7,722.68 km) |
| Laramie to Orange | 5,129.34 mi (8,254.87 km) |
| Laramie to Orchies | 4,782.92 mi (7,697.37 km) |
| Laramie to Orleans | 4,852.41 mi (7,809.20 km) |
| Laramie to Orly | 4,831.60 mi (7,775.70 km) |
| Laramie to Ormesson-sur-Marne | 4,834.75 mi (7,780.78 km) |
| Laramie to Orsay | 4,826.52 mi (7,767.54 km) |
