| North Olmsted to Orthez | 3,964.99 mi (6,381.03 km) |
| North Olmsted to Orvault | 3,809.21 mi (6,130.33 km) |
| North Olmsted to Osny | 3,907.18 mi (6,288.00 km) |
| North Olmsted to Ostwald | 4,150.11 mi (6,678.95 km) |
| North Olmsted to Ouistreham | 3,806.24 mi (6,125.55 km) |
| North Olmsted to Oullins | 4,129.81 mi (6,646.29 km) |
| North Olmsted to Outreau | 3,838.60 mi (6,177.63 km) |
| North Olmsted to Oyonnax | 4,146.32 mi (6,672.86 km) |
| North Olmsted to Ozoir-la-Ferriere | 3,940.97 mi (6,342.38 km) |
| North Olmsted to Pace | 3,776.89 mi (6,078.32 km) |
| North Olmsted to Palaiseau | 3,925.34 mi (6,317.23 km) |
| North Olmsted to Pamiers | 4,082.14 mi (6,569.58 km) |
| North Olmsted to Panazol | 3,978.24 mi (6,402.36 km) |
| North Olmsted to Pantin | 3,925.97 mi (6,318.25 km) |
| North Olmsted to Paray-le-Monial | 4,076.00 mi (6,559.68 km) |
