| Frosinone to Oschatz | 668.02 mi (1,075.08 km) |
| Frosinone to Oschersleben | 724.18 mi (1,165.45 km) |
| Frosinone to Osnabruck | 776.60 mi (1,249.82 km) |
| Frosinone to Ostbevern | 764.02 mi (1,229.58 km) |
| Frosinone to Osterburg | 773.92 mi (1,245.50 km) |
| Frosinone to Ostercappeln | 778.23 mi (1,252.44 km) |
| Frosinone to Osterhofen | 488.66 mi (786.42 km) |
| Frosinone to Osterholz-Scharmbeck | 827.68 mi (1,332.03 km) |
| Frosinone to Osternienburg | 705.25 mi (1,134.99 km) |
| Frosinone to Osterode | 712.63 mi (1,146.87 km) |
| Frosinone to Osterwieck | 724.62 mi (1,166.17 km) |
| Frosinone to Ostfildern | 529.44 mi (852.05 km) |
| Frosinone to Osthofen | 607.94 mi (978.39 km) |
| Frosinone to Ostrhauderfehn | 836.87 mi (1,346.82 km) |
| Frosinone to Ostringen | 570.11 mi (917.50 km) |
