| Silver Spring to Orthez | 3,831.16 mi (6,165.66 km) |
| Silver Spring to Orvault | 3,694.42 mi (5,945.59 km) |
| Silver Spring to Osny | 3,808.48 mi (6,129.15 km) |
| Silver Spring to Ostwald | 4,058.44 mi (6,531.43 km) |
| Silver Spring to Ouistreham | 3,705.07 mi (5,962.73 km) |
| Silver Spring to Oullins | 4,017.94 mi (6,466.25 km) |
| Silver Spring to Outreau | 3,748.52 mi (6,032.65 km) |
| Silver Spring to Oyonnax | 4,038.85 mi (6,499.90 km) |
| Silver Spring to Ozoir-la-Ferriere | 3,841.73 mi (6,182.66 km) |
| Silver Spring to Pace | 3,666.83 mi (5,901.20 km) |
| Silver Spring to Palaiseau | 3,825.02 mi (6,155.77 km) |
| Silver Spring to Pamiers | 3,950.88 mi (6,358.33 km) |
| Silver Spring to Panazol | 3,860.61 mi (6,213.05 km) |
| Silver Spring to Pantin | 3,826.92 mi (6,158.84 km) |
| Silver Spring to Paray-le-Monial | 3,966.69 mi (6,383.77 km) |
