| Leavenworth to Nyon | 4,779.50 mi (7,691.86 km) |
| Leavenworth to Oberriet | 4,867.68 mi (7,833.78 km) |
| Leavenworth to Obersiggenthal | 4,812.98 mi (7,745.75 km) |
| Leavenworth to Oberwil | 4,784.17 mi (7,699.37 km) |
| Leavenworth to Oberwingert | 4,829.59 mi (7,772.47 km) |
| Leavenworth to Oftringen | 4,805.86 mi (7,734.28 km) |
| Leavenworth to Olten | 4,803.86 mi (7,731.07 km) |
| Leavenworth to Onex | 4,782.39 mi (7,696.52 km) |
| Leavenworth to Opfikon | 4,825.48 mi (7,765.87 km) |
| Leavenworth to Ostermundigen | 4,804.48 mi (7,732.07 km) |
| Leavenworth to Payerne | 4,788.90 mi (7,706.99 km) |
| Leavenworth to Pfaffikon | 4,836.35 mi (7,783.36 km) |
| Leavenworth to Plan-les-Ouates | 4,783.71 mi (7,698.64 km) |
| Leavenworth to Pratteln | 4,789.51 mi (7,707.98 km) |
| Leavenworth to Prilly | 4,787.59 mi (7,704.89 km) |
