| Oro Valley to Orthez | 5,592.54 mi (9,000.32 km) |
| Oro Valley to Orvault | 5,405.04 mi (8,698.58 km) |
| Oro Valley to Osny | 5,467.64 mi (8,799.32 km) |
| Oro Valley to Ostwald | 5,687.91 mi (9,153.81 km) |
| Oro Valley to Ouistreham | 5,374.69 mi (8,649.74 km) |
| Oro Valley to Oullins | 5,712.60 mi (9,193.54 km) |
| Oro Valley to Outreau | 5,382.00 mi (8,661.50 km) |
| Oro Valley to Oyonnax | 5,719.51 mi (9,204.66 km) |
| Oro Valley to Ozoir-la-Ferriere | 5,501.70 mi (8,854.13 km) |
| Oro Valley to Pace | 5,364.22 mi (8,632.87 km) |
| Oro Valley to Palaiseau | 5,488.82 mi (8,833.40 km) |
| Oro Valley to Pamiers | 5,703.24 mi (9,178.48 km) |
| Oro Valley to Panazol | 5,575.90 mi (8,973.55 km) |
| Oro Valley to Pantin | 5,486.68 mi (8,829.96 km) |
| Oro Valley to Paray-le-Monial | 5,654.71 mi (9,100.37 km) |
