| Colwyn Bay to Orthez | 690.30 mi (1,110.93 km) |
| Colwyn Bay to Orvault | 425.77 mi (685.21 km) |
| Colwyn Bay to Osny | 384.15 mi (618.23 km) |
| Colwyn Bay to Ostwald | 594.20 mi (956.27 km) |
| Colwyn Bay to Ouistreham | 314.42 mi (506.01 km) |
| Colwyn Bay to Oullins | 646.87 mi (1,041.03 km) |
| Colwyn Bay to Outreau | 287.35 mi (462.45 km) |
| Colwyn Bay to Oyonnax | 639.61 mi (1,029.36 km) |
| Colwyn Bay to Ozoir-la-Ferriere | 416.85 mi (670.85 km) |
| Colwyn Bay to Pace | 365.11 mi (587.59 km) |
| Colwyn Bay to Palaiseau | 408.09 mi (656.76 km) |
| Colwyn Bay to Pamiers | 743.74 mi (1,196.93 km) |
| Colwyn Bay to Panazol | 561.31 mi (903.33 km) |
| Colwyn Bay to Pantin | 402.52 mi (647.79 km) |
| Colwyn Bay to Paray-le-Monial | 586.23 mi (943.45 km) |
