| Humlebaek to Oberriet | 610.47 mi (982.45 km) |
| Humlebaek to Obersiggenthal | 612.61 mi (985.89 km) |
| Humlebaek to Oberwil | 620.81 mi (999.10 km) |
| Humlebaek to Oberwingert | 604.93 mi (973.54 km) |
| Humlebaek to Oftringen | 628.76 mi (1,011.89 km) |
| Humlebaek to Olten | 626.78 mi (1,008.70 km) |
| Humlebaek to Onex | 730.14 mi (1,175.05 km) |
| Humlebaek to Opfikon | 612.86 mi (986.30 km) |
| Humlebaek to Ostermundigen | 658.51 mi (1,059.77 km) |
| Humlebaek to Payerne | 675.71 mi (1,087.45 km) |
| Humlebaek to Pfaffikon | 614.85 mi (989.51 km) |
| Humlebaek to Plan-les-Ouates | 730.95 mi (1,176.35 km) |
| Humlebaek to Pratteln | 618.52 mi (995.41 km) |
| Humlebaek to Prilly | 699.36 mi (1,125.52 km) |
| Humlebaek to Pully | 699.41 mi (1,125.59 km) |
