| Southport to Orthez | 709.25 mi (1,141.42 km) |
| Southport to Orvault | 444.68 mi (715.64 km) |
| Southport to Osny | 384.91 mi (619.45 km) |
| Southport to Ostwald | 582.33 mi (937.17 km) |
| Southport to Ouistreham | 324.10 mi (521.58 km) |
| Southport to Oullins | 649.07 mi (1,044.58 km) |
| Southport to Outreau | 281.56 mi (453.13 km) |
| Southport to Oyonnax | 638.61 mi (1,027.74 km) |
| Southport to Ozoir-la-Ferriere | 416.55 mi (670.37 km) |
| Southport to Pace | 383.75 mi (617.58 km) |
| Southport to Palaiseau | 409.50 mi (659.03 km) |
| Southport to Pamiers | 757.43 mi (1,218.96 km) |
| Southport to Panazol | 572.62 mi (921.55 km) |
| Southport to Pantin | 402.71 mi (648.10 km) |
| Southport to Paray-le-Monial | 588.54 mi (947.17 km) |
