| Milford Haven to Orthez | 601.94 mi (968.73 km) |
| Milford Haven to Orvault | 343.09 mi (552.15 km) |
| Milford Haven to Osny | 362.57 mi (583.51 km) |
| Milford Haven to Ostwald | 604.77 mi (973.29 km) |
| Milford Haven to Ouistreham | 269.21 mi (433.25 km) |
| Milford Haven to Oullins | 610.18 mi (981.98 km) |
| Milford Haven to Outreau | 295.51 mi (475.58 km) |
| Milford Haven to Oyonnax | 613.40 mi (987.17 km) |
| Milford Haven to Ozoir-la-Ferriere | 396.67 mi (638.39 km) |
| Milford Haven to Pace | 286.04 mi (460.33 km) |
| Milford Haven to Palaiseau | 382.87 mi (616.17 km) |
| Milford Haven to Pamiers | 669.91 mi (1,078.12 km) |
| Milford Haven to Panazol | 498.05 mi (801.53 km) |
| Milford Haven to Pantin | 381.60 mi (614.12 km) |
| Milford Haven to Paray-le-Monial | 550.76 mi (886.36 km) |
