| Portage to Nyon | 4,281.23 mi (6,889.97 km) |
| Portage to Oberriet | 4,376.59 mi (7,043.45 km) |
| Portage to Obersiggenthal | 4,320.59 mi (6,953.32 km) |
| Portage to Oberwil | 4,290.83 mi (6,905.43 km) |
| Portage to Oberwingert | 4,337.95 mi (6,981.26 km) |
| Portage to Oftringen | 4,312.45 mi (6,940.22 km) |
| Portage to Olten | 4,310.53 mi (6,937.13 km) |
| Portage to Onex | 4,283.42 mi (6,893.49 km) |
| Portage to Opfikon | 4,333.32 mi (6,973.80 km) |
| Portage to Ostermundigen | 4,309.45 mi (6,935.40 km) |
| Portage to Payerne | 4,292.74 mi (6,908.50 km) |
| Portage to Pfaffikon | 4,344.29 mi (6,991.47 km) |
| Portage to Plan-les-Ouates | 4,284.71 mi (6,895.57 km) |
| Portage to Pratteln | 4,296.39 mi (6,914.37 km) |
| Portage to Prilly | 4,290.21 mi (6,904.43 km) |
