| Houma to Orthez | 4,843.19 mi (7,794.36 km) |
| Houma to Orvault | 4,709.23 mi (7,578.77 km) |
| Houma to Osny | 4,822.44 mi (7,760.96 km) |
| Houma to Ostwald | 5,071.34 mi (8,161.54 km) |
| Houma to Ouistreham | 4,719.29 mi (7,594.97 km) |
| Houma to Oullins | 5,032.79 mi (8,099.49 km) |
| Houma to Outreau | 4,760.87 mi (7,661.88 km) |
| Houma to Oyonnax | 5,053.64 mi (8,133.05 km) |
| Houma to Ozoir-la-Ferriere | 4,855.77 mi (7,814.61 km) |
| Houma to Pace | 4,681.66 mi (7,534.40 km) |
| Houma to Palaiseau | 4,839.19 mi (7,787.93 km) |
| Houma to Pamiers | 4,963.41 mi (7,987.84 km) |
| Houma to Panazol | 4,875.24 mi (7,845.94 km) |
| Houma to Pantin | 4,840.94 mi (7,790.74 km) |
| Houma to Paray-le-Monial | 4,981.53 mi (8,016.99 km) |
