| Cittadella to Orthez | 635.01 mi (1,021.95 km) |
| Cittadella to Orvault | 646.97 mi (1,041.19 km) |
| Cittadella to Osny | 511.83 mi (823.72 km) |
| Cittadella to Ostwald | 277.08 mi (445.92 km) |
| Cittadella to Ouistreham | 614.92 mi (989.62 km) |
| Cittadella to Oullins | 336.61 mi (541.73 km) |
| Cittadella to Outreau | 584.23 mi (940.23 km) |
| Cittadella to Oyonnax | 297.24 mi (478.37 km) |
| Cittadella to Ozoir-la-Ferriere | 478.36 mi (769.85 km) |
| Cittadella to Pace | 661.92 mi (1,065.25 km) |
| Cittadella to Palaiseau | 494.95 mi (796.54 km) |
| Cittadella to Pamiers | 531.49 mi (855.35 km) |
| Cittadella to Panazol | 504.80 mi (812.40 km) |
| Cittadella to Pantin | 493.24 mi (793.79 km) |
| Cittadella to Paray-le-Monial | 371.49 mi (597.86 km) |
