| Leavenworth to Odessa (Texas) | 661.52 mi (1,064.62 km) |
| Leavenworth to Ogden (Utah) | 906.54 mi (1,458.94 km) |
| Leavenworth to Oildale (California) | 1,346.42 mi (2,166.85 km) |
| Leavenworth to Ojus (Florida) | 1,257.85 mi (2,024.31 km) |
| Leavenworth to Okemos (Michigan) | 595.15 mi (957.80 km) |
| Leavenworth to Oklahoma City (Oklahoma) | 301.95 mi (485.95 km) |
| Leavenworth to Okmulgee (Oklahoma) | 263.15 mi (423.50 km) |
| Leavenworth to Olathe (Kansas) | 30.95 mi (49.81 km) |
| Leavenworth to Old Jamestown (Missouri) | 251.03 mi (404.00 km) |
| Leavenworth to Oldsmar (Florida) | 1,048.19 mi (1,686.90 km) |
| Leavenworth to Olean (New York) | 883.10 mi (1,421.22 km) |
| Leavenworth to Olive Branch (Mississippi) | 411.03 mi (661.48 km) |
| Leavenworth to Olivehurst (California) | 1,420.87 mi (2,286.68 km) |
| Leavenworth to Olney (Maryland) | 953.93 mi (1,535.20 km) |
| Leavenworth to Olympia (Washington) | 1,496.92 mi (2,409.06 km) |
