| Hafnarfjordhur to Orthez | 1,644.32 mi (2,646.28 km) |
| Hafnarfjordhur to Orvault | 1,389.48 mi (2,236.15 km) |
| Hafnarfjordhur to Osny | 1,364.08 mi (2,195.28 km) |
| Hafnarfjordhur to Ostwald | 1,535.41 mi (2,471.01 km) |
| Hafnarfjordhur to Ouistreham | 1,296.94 mi (2,087.23 km) |
| Hafnarfjordhur to Oullins | 1,628.29 mi (2,620.48 km) |
| Hafnarfjordhur to Outreau | 1,257.39 mi (2,023.58 km) |
| Hafnarfjordhur to Oyonnax | 1,616.42 mi (2,601.37 km) |
| Hafnarfjordhur to Ozoir-la-Ferriere | 1,395.40 mi (2,245.67 km) |
| Hafnarfjordhur to Pace | 1,332.27 mi (2,144.08 km) |
| Hafnarfjordhur to Palaiseau | 1,388.72 mi (2,234.93 km) |
| Hafnarfjordhur to Pamiers | 1,716.31 mi (2,762.14 km) |
| Hafnarfjordhur to Panazol | 1,540.59 mi (2,479.34 km) |
| Hafnarfjordhur to Pantin | 1,381.75 mi (2,223.71 km) |
| Hafnarfjordhur to Paray-le-Monial | 1,567.75 mi (2,523.05 km) |
