| Falkirk to Oerlinghausen | 576.36 mi (927.57 km) |
| Falkirk to Oestrich-Winkel | 640.37 mi (1,030.57 km) |
| Falkirk to Offenburg | 717.05 mi (1,153.98 km) |
| Falkirk to Oftersheim | 689.72 mi (1,110.00 km) |
| Falkirk to Ohrdruf | 694.49 mi (1,117.67 km) |
| Falkirk to Ohringen | 726.94 mi (1,169.90 km) |
| Falkirk to Olbernhau | 793.66 mi (1,277.28 km) |
| Falkirk to Olching | 834.27 mi (1,342.63 km) |
| Falkirk to Oldenburg | 518.63 mi (834.65 km) |
| Falkirk to Oldenburg in Holstein | 589.68 mi (949.00 km) |
| Falkirk to Olfen | 541.87 mi (872.06 km) |
| Falkirk to Olpe | 587.38 mi (945.29 km) |
| Falkirk to Olsberg | 594.81 mi (957.26 km) |
| Falkirk to Oranienburg | 718.56 mi (1,156.42 km) |
| Falkirk to Ortenberg | 657.71 mi (1,058.48 km) |
