| Horn Lake to Orthez | 4,581.80 mi (7,373.69 km) |
| Horn Lake to Orvault | 4,432.03 mi (7,132.67 km) |
| Horn Lake to Osny | 4,533.21 mi (7,295.50 km) |
| Horn Lake to Ostwald | 4,777.03 mi (7,687.88 km) |
| Horn Lake to Ouistreham | 4,431.85 mi (7,132.38 km) |
| Horn Lake to Oullins | 4,753.55 mi (7,650.11 km) |
| Horn Lake to Outreau | 4,465.56 mi (7,186.62 km) |
| Horn Lake to Oyonnax | 4,771.01 mi (7,678.20 km) |
| Horn Lake to Ozoir-la-Ferriere | 4,566.94 mi (7,349.78 km) |
| Horn Lake to Pace | 4,400.81 mi (7,082.42 km) |
| Horn Lake to Palaiseau | 4,551.15 mi (7,324.36 km) |
| Horn Lake to Pamiers | 4,700.03 mi (7,563.97 km) |
| Horn Lake to Panazol | 4,600.44 mi (7,403.69 km) |
| Horn Lake to Pantin | 4,551.96 mi (7,325.68 km) |
| Horn Lake to Paray-le-Monial | 4,700.27 mi (7,564.35 km) |
