| Peso da Regua to Oberriet | 955.04 mi (1,536.99 km) |
| Peso da Regua to Obersiggenthal | 903.92 mi (1,454.72 km) |
| Peso da Regua to Oberwil | 873.16 mi (1,405.21 km) |
| Peso da Regua to Oberwingert | 925.27 mi (1,489.08 km) |
| Peso da Regua to Oftringen | 883.17 mi (1,421.32 km) |
| Peso da Regua to Olten | 883.35 mi (1,421.62 km) |
| Peso da Regua to Onex | 773.83 mi (1,245.36 km) |
| Peso da Regua to Opfikon | 914.34 mi (1,471.48 km) |
| Peso da Regua to Ostermundigen | 855.00 mi (1,375.99 km) |
| Peso da Regua to Payerne | 827.08 mi (1,331.06 km) |
| Peso da Regua to Pfaffikon | 922.01 mi (1,483.84 km) |
| Peso da Regua to Plan-les-Ouates | 774.15 mi (1,245.88 km) |
| Peso da Regua to Pratteln | 879.43 mi (1,415.30 km) |
| Peso da Regua to Prilly | 804.98 mi (1,295.49 km) |
| Peso da Regua to Pully | 807.49 mi (1,299.53 km) |
