| Mobile to Orangevale (California) | 1,948.70 mi (3,136.13 km) |
| Mobile to Orchards (Washington) | 2,114.41 mi (3,402.82 km) |
| Mobile to Orcutt (California) | 1,890.72 mi (3,042.82 km) |
| Mobile to Oregon (Ohio) | 801.65 mi (1,290.13 km) |
| Mobile to Oregon (Wisconsin) | 849.09 mi (1,366.48 km) |
| Mobile to Oregon City (Oregon) | 2,110.27 mi (3,396.15 km) |
| Mobile to Orem (Utah) | 1,477.54 mi (2,377.87 km) |
| Mobile to Orinda (California) | 1,995.37 mi (3,211.23 km) |
| Mobile to Orland Park (Illinois) | 755.27 mi (1,215.50 km) |
| Mobile to Orlando (Florida) | 434.72 mi (699.61 km) |
| Mobile to Ormond Beach (Florida) | 430.39 mi (692.65 km) |
| Mobile to Oro Valley (Arizona) | 1,348.84 mi (2,170.75 km) |
| Mobile to Oroville (California) | 1,973.70 mi (3,176.37 km) |
| Mobile to Oshkosh (Wisconsin) | 922.34 mi (1,484.36 km) |
| Mobile to Oskaloosa (Iowa) | 775.44 mi (1,247.95 km) |
