| Horta to Orthez | 1,484.94 mi (2,389.78 km) |
| Horta to Orvault | 1,484.66 mi (2,389.32 km) |
| Horta to Osny | 1,679.45 mi (2,702.81 km) |
| Horta to Ostwald | 1,925.63 mi (3,099.00 km) |
| Horta to Ouistreham | 1,582.57 mi (2,546.91 km) |
| Horta to Oullins | 1,769.71 mi (2,848.07 km) |
| Horta to Outreau | 1,690.84 mi (2,721.14 km) |
| Horta to Oyonnax | 1,813.19 mi (2,918.04 km) |
| Horta to Ozoir-la-Ferriere | 1,702.22 mi (2,739.45 km) |
| Horta to Pace | 1,493.80 mi (2,404.04 km) |
| Horta to Palaiseau | 1,681.95 mi (2,706.83 km) |
| Horta to Pamiers | 1,603.52 mi (2,580.61 km) |
| Horta to Panazol | 1,602.93 mi (2,579.67 km) |
| Horta to Pantin | 1,691.74 mi (2,722.59 km) |
| Horta to Paray-le-Monial | 1,741.58 mi (2,802.79 km) |
