| Oswego to Nyon | 4,413.04 mi (7,102.10 km) |
| Oswego to Oberriet | 4,505.83 mi (7,251.43 km) |
| Oswego to Obersiggenthal | 4,450.27 mi (7,162.02 km) |
| Oswego to Oberwil | 4,420.85 mi (7,114.66 km) |
| Oswego to Oberwingert | 4,467.37 mi (7,189.53 km) |
| Oswego to Oftringen | 4,442.50 mi (7,149.51 km) |
| Oswego to Olten | 4,440.55 mi (7,146.37 km) |
| Oswego to Onex | 4,415.49 mi (7,106.04 km) |
| Oswego to Opfikon | 4,462.92 mi (7,182.38 km) |
| Oswego to Ostermundigen | 4,440.09 mi (7,145.63 km) |
| Oswego to Payerne | 4,423.78 mi (7,119.39 km) |
| Oswego to Pfaffikon | 4,473.86 mi (7,199.99 km) |
| Oswego to Plan-les-Ouates | 4,416.79 mi (7,108.14 km) |
| Oswego to Pratteln | 4,426.33 mi (7,123.49 km) |
| Oswego to Prilly | 4,421.70 mi (7,116.04 km) |
