| Mentana to Orangevale (California) | 6,153.10 mi (9,902.46 km) |
| Mentana to Orchards (Washington) | 5,778.78 mi (9,300.05 km) |
| Mentana to Orcutt (California) | 6,351.49 mi (10,221.73 km) |
| Mentana to Oregon (Ohio) | 4,649.42 mi (7,482.51 km) |
| Mentana to Oregon (Wisconsin) | 4,835.00 mi (7,781.18 km) |
| Mentana to Oregon City (Oregon) | 5,800.75 mi (9,335.41 km) |
| Mentana to Orem (Utah) | 5,769.34 mi (9,284.86 km) |
| Mentana to Orinda (California) | 6,227.97 mi (10,022.94 km) |
| Mentana to Orland Park (Illinois) | 4,831.92 mi (7,776.22 km) |
| Mentana to Orlando (Florida) | 5,120.70 mi (8,240.97 km) |
| Mentana to Ormond Beach (Florida) | 5,073.63 mi (8,165.22 km) |
| Mentana to Oro Valley (Arizona) | 6,172.64 mi (9,933.91 km) |
| Mentana to Oroville (California) | 6,115.50 mi (9,841.94 km) |
| Mentana to Oshkosh (Wisconsin) | 4,755.07 mi (7,652.54 km) |
| Mentana to Oskaloosa (Iowa) | 5,035.03 mi (8,103.09 km) |
