| Ystrad Mynach to Orthez | 574.93 mi (925.26 km) |
| Ystrad Mynach to Orvault | 310.55 mi (499.78 km) |
| Ystrad Mynach to Osny | 293.99 mi (473.14 km) |
| Ystrad Mynach to Ostwald | 529.73 mi (852.51 km) |
| Ystrad Mynach to Ouistreham | 209.38 mi (336.97 km) |
| Ystrad Mynach to Oullins | 549.38 mi (884.14 km) |
| Ystrad Mynach to Outreau | 219.17 mi (352.73 km) |
| Ystrad Mynach to Oyonnax | 548.31 mi (882.42 km) |
| Ystrad Mynach to Ozoir-la-Ferriere | 327.99 mi (527.85 km) |
| Ystrad Mynach to Pace | 250.07 mi (402.46 km) |
| Ystrad Mynach to Palaiseau | 315.82 mi (508.27 km) |
| Ystrad Mynach to Pamiers | 630.91 mi (1,015.36 km) |
| Ystrad Mynach to Panazol | 451.17 mi (726.09 km) |
| Ystrad Mynach to Pantin | 313.01 mi (503.74 km) |
| Ystrad Mynach to Paray-le-Monial | 489.14 mi (787.19 km) |
