| Rancho Santa Margarita to Nyon | 5,896.63 mi (9,489.70 km) |
| Rancho Santa Margarita to Oberriet | 5,956.38 mi (9,585.87 km) |
| Rancho Santa Margarita to Obersiggenthal | 5,907.67 mi (9,507.48 km) |
| Rancho Santa Margarita to Oberwil | 5,882.92 mi (9,467.64 km) |
| Rancho Santa Margarita to Oberwingert | 5,921.15 mi (9,529.17 km) |
| Rancho Santa Margarita to Oftringen | 5,904.40 mi (9,502.22 km) |
| Rancho Santa Margarita to Olten | 5,902.19 mi (9,498.65 km) |
| Rancho Santa Margarita to Onex | 5,902.15 mi (9,498.59 km) |
| Rancho Santa Margarita to Opfikon | 5,919.07 mi (9,525.81 km) |
| Rancho Santa Margarita to Ostermundigen | 5,909.00 mi (9,509.62 km) |
| Rancho Santa Margarita to Payerne | 5,897.95 mi (9,491.83 km) |
| Rancho Santa Margarita to Pfaffikon | 5,929.29 mi (9,542.26 km) |
| Rancho Santa Margarita to Plan-les-Ouates | 5,903.53 mi (9,500.81 km) |
| Rancho Santa Margarita to Pratteln | 5,887.39 mi (9,474.83 km) |
| Rancho Santa Margarita to Prilly | 5,901.23 mi (9,497.12 km) |
