| Falmouth to Oerlinghausen | 608.62 mi (979.49 km) |
| Falmouth to Oestrich-Winkel | 578.91 mi (931.67 km) |
| Falmouth to Offenburg | 596.39 mi (959.80 km) |
| Falmouth to Oftersheim | 610.97 mi (983.26 km) |
| Falmouth to Ohrdruf | 694.92 mi (1,118.37 km) |
| Falmouth to Ohringen | 653.69 mi (1,052.02 km) |
| Falmouth to Olbernhau | 809.07 mi (1,302.07 km) |
| Falmouth to Olching | 750.74 mi (1,208.21 km) |
| Falmouth to Oldenburg | 604.83 mi (973.38 km) |
| Falmouth to Oldenburg in Holstein | 731.50 mi (1,177.23 km) |
| Falmouth to Olfen | 552.24 mi (888.75 km) |
| Falmouth to Olpe | 568.50 mi (914.91 km) |
| Falmouth to Olsberg | 597.38 mi (961.40 km) |
| Falmouth to Oranienburg | 806.13 mi (1,297.34 km) |
| Falmouth to Ortenberg | 623.26 mi (1,003.03 km) |
