| Frosinone to Orthez | 729.03 mi (1,173.27 km) |
| Frosinone to Orvault | 832.98 mi (1,340.55 km) |
| Frosinone to Osny | 749.32 mi (1,205.92 km) |
| Frosinone to Ostwald | 551.04 mi (886.81 km) |
| Frosinone to Ouistreham | 842.84 mi (1,356.42 km) |
| Frosinone to Oullins | 511.17 mi (822.65 km) |
| Frosinone to Outreau | 840.13 mi (1,352.06 km) |
| Frosinone to Oyonnax | 498.13 mi (801.66 km) |
| Frosinone to Ozoir-la-Ferriere | 715.32 mi (1,151.20 km) |
| Frosinone to Pace | 864.13 mi (1,390.68 km) |
| Frosinone to Palaiseau | 727.98 mi (1,171.57 km) |
| Frosinone to Pamiers | 607.37 mi (977.47 km) |
| Frosinone to Panazol | 666.68 mi (1,072.92 km) |
| Frosinone to Pantin | 730.30 mi (1,175.30 km) |
| Frosinone to Paray-le-Monial | 565.94 mi (910.80 km) |
