| San Sebastiano al Vesuvio to Oberriet | 507.13 mi (816.15 km) |
| San Sebastiano al Vesuvio to Obersiggenthal | 549.16 mi (883.78 km) |
| San Sebastiano al Vesuvio to Oberwil | 571.35 mi (919.49 km) |
| San Sebastiano al Vesuvio to Oberwingert | 538.37 mi (866.42 km) |
| San Sebastiano al Vesuvio to Oftringen | 550.19 mi (885.44 km) |
| San Sebastiano al Vesuvio to Olten | 552.48 mi (889.14 km) |
| San Sebastiano al Vesuvio to Onex | 554.66 mi (892.64 km) |
| San Sebastiano al Vesuvio to Opfikon | 538.79 mi (867.09 km) |
| San Sebastiano al Vesuvio to Ostermundigen | 543.75 mi (875.08 km) |
| San Sebastiano al Vesuvio to Payerne | 554.66 mi (892.64 km) |
| San Sebastiano al Vesuvio to Pfaffikon | 529.32 mi (851.85 km) |
| San Sebastiano al Vesuvio to Plan-les-Ouates | 553.32 mi (890.48 km) |
| San Sebastiano al Vesuvio to Pratteln | 567.32 mi (913.01 km) |
| San Sebastiano al Vesuvio to Prilly | 552.38 mi (888.98 km) |
| San Sebastiano al Vesuvio to Pully | 549.28 mi (883.98 km) |
