| Sankt Gallen to Orthez | 561.11 mi (903.02 km) |
| Sankt Gallen to Orvault | 514.32 mi (827.71 km) |
| Sankt Gallen to Osny | 354.59 mi (570.66 km) |
| Sankt Gallen to Ostwald | 109.24 mi (175.81 km) |
| Sankt Gallen to Ouistreham | 459.97 mi (740.25 km) |
| Sankt Gallen to Oullins | 246.75 mi (397.10 km) |
| Sankt Gallen to Outreau | 418.36 mi (673.28 km) |
| Sankt Gallen to Oyonnax | 193.22 mi (310.96 km) |
| Sankt Gallen to Ozoir-la-Ferriere | 322.46 mi (518.95 km) |
| Sankt Gallen to Pace | 519.33 mi (835.78 km) |
| Sankt Gallen to Palaiseau | 340.69 mi (548.29 km) |
| Sankt Gallen to Pamiers | 480.20 mi (772.80 km) |
| Sankt Gallen to Panazol | 397.61 mi (639.90 km) |
| Sankt Gallen to Pantin | 336.78 mi (541.99 km) |
| Sankt Gallen to Paray-le-Monial | 256.65 mi (413.03 km) |
