| The Hills to Orthez | 3,663.67 mi (5,896.11 km) |
| The Hills to Orvault | 3,524.89 mi (5,672.76 km) |
| The Hills to Osny | 3,637.95 mi (5,854.72 km) |
| The Hills to Ostwald | 3,887.68 mi (6,256.61 km) |
| The Hills to Ouistreham | 3,534.64 mi (5,688.46 km) |
| The Hills to Oullins | 3,848.27 mi (6,193.19 km) |
| The Hills to Outreau | 3,577.67 mi (5,757.70 km) |
| The Hills to Oyonnax | 3,868.87 mi (6,226.34 km) |
| The Hills to Ozoir-la-Ferriere | 3,671.23 mi (5,908.28 km) |
| The Hills to Pace | 3,496.94 mi (5,627.78 km) |
| The Hills to Palaiseau | 3,654.57 mi (5,881.47 km) |
| The Hills to Pamiers | 3,783.12 mi (6,088.34 km) |
| The Hills to Panazol | 3,691.37 mi (5,940.69 km) |
| The Hills to Pantin | 3,656.42 mi (5,884.43 km) |
| The Hills to Paray-le-Monial | 3,796.82 mi (6,110.39 km) |
