| Clydebank to Oerlinghausen | 595.69 mi (958.66 km) |
| Clydebank to Oestrich-Winkel | 656.14 mi (1,055.96 km) |
| Clydebank to Offenburg | 730.63 mi (1,175.84 km) |
| Clydebank to Oftersheim | 705.13 mi (1,134.80 km) |
| Clydebank to Ohrdruf | 713.45 mi (1,148.19 km) |
| Clydebank to Ohringen | 742.92 mi (1,195.61 km) |
| Clydebank to Olbernhau | 813.77 mi (1,309.64 km) |
| Clydebank to Olching | 850.48 mi (1,368.71 km) |
| Clydebank to Oldenburg | 539.56 mi (868.33 km) |
| Clydebank to Oldenburg in Holstein | 612.90 mi (986.36 km) |
| Clydebank to Olfen | 559.88 mi (901.04 km) |
| Clydebank to Olpe | 604.58 mi (972.97 km) |
| Clydebank to Olsberg | 613.05 mi (986.60 km) |
| Clydebank to Oranienburg | 740.78 mi (1,192.18 km) |
| Clydebank to Ortenberg | 674.89 mi (1,086.13 km) |
