| Leavenworth to Orangevale (California) | 1,407.60 mi (2,265.32 km) |
| Leavenworth to Orchards (Washington) | 1,464.90 mi (2,357.52 km) |
| Leavenworth to Orcutt (California) | 1,433.41 mi (2,306.86 km) |
| Leavenworth to Oregon (Ohio) | 624.40 mi (1,004.88 km) |
| Leavenworth to Oregon (Wisconsin) | 380.50 mi (612.36 km) |
| Leavenworth to Oregon City (Oregon) | 1,464.89 mi (2,357.51 km) |
| Leavenworth to Orem (Utah) | 891.55 mi (1,434.81 km) |
| Leavenworth to Orinda (California) | 1,469.47 mi (2,364.88 km) |
| Leavenworth to Orland Park (Illinois) | 403.20 mi (648.89 km) |
| Leavenworth to Orlando (Florida) | 1,078.70 mi (1,736.01 km) |
| Leavenworth to Ormond Beach (Florida) | 1,047.54 mi (1,685.85 km) |
| Leavenworth to Oro Valley (Arizona) | 1,015.34 mi (1,634.04 km) |
| Leavenworth to Oroville (California) | 1,416.88 mi (2,280.25 km) |
| Leavenworth to Oshkosh (Wisconsin) | 461.47 mi (742.67 km) |
| Leavenworth to Oskaloosa (Iowa) | 181.57 mi (292.20 km) |
