| Portales to Nyon | 5,359.25 mi (8,624.88 km) |
| Portales to Oberriet | 5,443.59 mi (8,760.62 km) |
| Portales to Obersiggenthal | 5,389.67 mi (8,673.84 km) |
| Portales to Oberwil | 5,361.39 mi (8,628.32 km) |
| Portales to Oberwingert | 5,405.84 mi (8,699.87 km) |
| Portales to Oftringen | 5,383.10 mi (8,663.26 km) |
| Portales to Olten | 5,381.07 mi (8,659.99 km) |
| Portales to Onex | 5,362.49 mi (8,630.10 km) |
| Portales to Opfikon | 5,402.04 mi (8,693.74 km) |
| Portales to Ostermundigen | 5,382.58 mi (8,662.42 km) |
| Portales to Payerne | 5,367.59 mi (8,638.31 km) |
| Portales to Pfaffikon | 5,412.83 mi (8,711.11 km) |
| Portales to Plan-les-Ouates | 5,363.82 mi (8,632.23 km) |
| Portales to Pratteln | 5,366.62 mi (8,636.74 km) |
| Portales to Prilly | 5,366.91 mi (8,637.20 km) |
