| San Tan Valley to Octeville | 5,290.69 mi (8,514.55 km) |
| San Tan Valley to Oignies | 5,418.48 mi (8,720.21 km) |
| San Tan Valley to Oissel | 5,400.62 mi (8,691.46 km) |
| San Tan Valley to Olivet | 5,492.90 mi (8,839.97 km) |
| San Tan Valley to Ollioules | 5,849.52 mi (9,413.89 km) |
| San Tan Valley to Olonne-sur-Mer | 5,412.12 mi (8,709.96 km) |
| San Tan Valley to Oloron-Sainte-Marie | 5,596.92 mi (9,007.37 km) |
| San Tan Valley to Onet Village | 5,671.15 mi (9,126.84 km) |
| San Tan Valley to Onnaing | 5,442.65 mi (8,759.10 km) |
| San Tan Valley to Orange | 5,764.98 mi (9,277.84 km) |
| San Tan Valley to Orchies | 5,426.80 mi (8,733.59 km) |
| San Tan Valley to Orleans | 5,491.54 mi (8,837.78 km) |
| San Tan Valley to Orly | 5,472.47 mi (8,807.10 km) |
| San Tan Valley to Ormesson-sur-Marne | 5,475.81 mi (8,812.47 km) |
| San Tan Valley to Orsay | 5,467.16 mi (8,798.55 km) |
