| Birkenhead to Nyon | 634.59 mi (1,021.27 km) |
| Birkenhead to Oberriet | 693.95 mi (1,116.81 km) |
| Birkenhead to Obersiggenthal | 642.18 mi (1,033.48 km) |
| Birkenhead to Oberwil | 616.28 mi (991.81 km) |
| Birkenhead to Oberwingert | 657.02 mi (1,057.37 km) |
| Birkenhead to Oftringen | 637.86 mi (1,026.54 km) |
| Birkenhead to Olten | 635.68 mi (1,023.03 km) |
| Birkenhead to Onex | 641.95 mi (1,033.11 km) |
| Birkenhead to Opfikon | 654.03 mi (1,052.57 km) |
| Birkenhead to Ostermundigen | 642.13 mi (1,033.41 km) |
| Birkenhead to Payerne | 631.95 mi (1,017.03 km) |
| Birkenhead to Pfaffikon | 664.57 mi (1,069.52 km) |
| Birkenhead to Plan-les-Ouates | 643.34 mi (1,035.36 km) |
| Birkenhead to Pratteln | 620.93 mi (999.28 km) |
| Birkenhead to Prilly | 637.05 mi (1,025.23 km) |
