| Runcorn to Orangevale (California) | 5,098.35 mi (8,205.00 km) |
| Runcorn to Orchards (Washington) | 4,731.71 mi (7,614.95 km) |
| Runcorn to Orcutt (California) | 5,295.54 mi (8,522.35 km) |
| Runcorn to Oregon (Ohio) | 3,644.83 mi (5,865.79 km) |
| Runcorn to Oregon (Wisconsin) | 3,808.49 mi (6,129.17 km) |
| Runcorn to Oregon City (Oregon) | 4,753.31 mi (7,649.71 km) |
| Runcorn to Orem (Utah) | 4,714.37 mi (7,587.04 km) |
| Runcorn to Orinda (California) | 5,173.39 mi (8,325.77 km) |
| Runcorn to Orland Park (Illinois) | 3,814.50 mi (6,138.84 km) |
| Runcorn to Orlando (Florida) | 4,208.38 mi (6,772.73 km) |
| Runcorn to Ormond Beach (Florida) | 4,156.78 mi (6,689.69 km) |
| Runcorn to Oro Valley (Arizona) | 5,126.55 mi (8,250.39 km) |
| Runcorn to Oroville (California) | 5,061.40 mi (8,145.54 km) |
| Runcorn to Oshkosh (Wisconsin) | 3,726.45 mi (5,997.14 km) |
| Runcorn to Oskaloosa (Iowa) | 4,006.52 mi (6,447.88 km) |
