| Union to Orthez | 4,477.81 mi (7,206.33 km) |
| Union to Orvault | 4,314.87 mi (6,944.11 km) |
| Union to Osny | 4,404.81 mi (7,088.85 km) |
| Union to Ostwald | 4,643.11 mi (7,472.37 km) |
| Union to Ouistreham | 4,305.46 mi (6,928.97 km) |
| Union to Oullins | 4,633.35 mi (7,456.65 km) |
| Union to Outreau | 4,331.79 mi (6,971.34 km) |
| Union to Oyonnax | 4,647.71 mi (7,479.77 km) |
| Union to Ozoir-la-Ferriere | 4,438.78 mi (7,143.53 km) |
| Union to Pace | 4,280.50 mi (6,888.79 km) |
| Union to Palaiseau | 4,423.76 mi (7,119.35 km) |
| Union to Pamiers | 4,593.86 mi (7,393.10 km) |
| Union to Panazol | 4,484.73 mi (7,217.48 km) |
| Union to Pantin | 4,423.73 mi (7,119.30 km) |
| Union to Paray-le-Monial | 4,578.45 mi (7,368.31 km) |
