| Castel Mella to Orthez | 555.41 mi (893.84 km) |
| Castel Mella to Orvault | 573.68 mi (923.25 km) |
| Castel Mella to Osny | 451.50 mi (726.62 km) |
| Castel Mella to Ostwald | 239.99 mi (386.22 km) |
| Castel Mella to Ouistreham | 551.80 mi (888.03 km) |
| Castel Mella to Oullins | 258.57 mi (416.13 km) |
| Castel Mella to Outreau | 533.36 mi (858.35 km) |
| Castel Mella to Oyonnax | 222.38 mi (357.88 km) |
| Castel Mella to Ozoir-la-Ferriere | 417.50 mi (671.91 km) |
| Castel Mella to Pace | 591.94 mi (952.63 km) |
| Castel Mella to Palaiseau | 432.69 mi (696.35 km) |
| Castel Mella to Pamiers | 452.90 mi (728.87 km) |
| Castel Mella to Panazol | 427.24 mi (687.57 km) |
| Castel Mella to Pantin | 432.56 mi (696.14 km) |
| Castel Mella to Paray-le-Monial | 296.86 mi (477.74 km) |
