| Wyoming to Nyon | 4,256.13 mi (6,849.58 km) |
| Wyoming to Oberriet | 4,349.86 mi (7,000.42 km) |
| Wyoming to Obersiggenthal | 4,294.13 mi (6,910.73 km) |
| Wyoming to Oberwil | 4,264.57 mi (6,863.17 km) |
| Wyoming to Oberwingert | 4,311.33 mi (6,938.41 km) |
| Wyoming to Oftringen | 4,286.21 mi (6,897.99 km) |
| Wyoming to Olten | 4,284.27 mi (6,894.87 km) |
| Wyoming to Onex | 4,258.49 mi (6,853.38 km) |
| Wyoming to Opfikon | 4,306.81 mi (6,931.14 km) |
| Wyoming to Ostermundigen | 4,283.58 mi (6,893.76 km) |
| Wyoming to Payerne | 4,267.13 mi (6,867.29 km) |
| Wyoming to Pfaffikon | 4,317.76 mi (6,948.77 km) |
| Wyoming to Plan-les-Ouates | 4,259.79 mi (6,855.47 km) |
| Wyoming to Pratteln | 4,270.08 mi (6,872.03 km) |
| Wyoming to Prilly | 4,264.90 mi (6,863.69 km) |
