| Southall to Orangevale (California) | 5,258.03 mi (8,461.98 km) |
| Southall to Orchards (Washington) | 4,892.36 mi (7,873.49 km) |
| Southall to Orcutt (California) | 5,454.19 mi (8,777.66 km) |
| Southall to Oregon (Ohio) | 3,786.22 mi (6,093.34 km) |
| Southall to Oregon (Wisconsin) | 3,955.74 mi (6,366.14 km) |
| Southall to Oregon City (Oregon) | 4,913.94 mi (7,908.23 km) |
| Southall to Orem (Utah) | 4,871.69 mi (7,840.22 km) |
| Southall to Orinda (California) | 5,333.14 mi (8,582.85 km) |
| Southall to Orland Park (Illinois) | 3,959.30 mi (6,371.88 km) |
| Southall to Orlando (Florida) | 4,329.78 mi (6,968.11 km) |
| Southall to Ormond Beach (Florida) | 4,279.04 mi (6,886.44 km) |
| Southall to Oro Valley (Arizona) | 5,280.02 mi (8,497.37 km) |
| Southall to Oroville (California) | 5,221.29 mi (8,402.85 km) |
| Southall to Oshkosh (Wisconsin) | 3,874.24 mi (6,234.99 km) |
| Southall to Oskaloosa (Iowa) | 4,154.42 mi (6,685.89 km) |
