| Ruislip to Orangevale (California) | 5,253.20 mi (8,454.21 km) |
| Ruislip to Orchards (Washington) | 4,887.43 mi (7,865.56 km) |
| Ruislip to Orcutt (California) | 5,449.43 mi (8,770.00 km) |
| Ruislip to Oregon (Ohio) | 3,782.22 mi (6,086.90 km) |
| Ruislip to Oregon (Wisconsin) | 3,951.50 mi (6,359.33 km) |
| Ruislip to Oregon City (Oregon) | 4,909.02 mi (7,900.31 km) |
| Ruislip to Orem (Utah) | 4,867.00 mi (7,832.68 km) |
| Ruislip to Orinda (California) | 5,328.30 mi (8,575.07 km) |
| Ruislip to Orland Park (Illinois) | 3,955.17 mi (6,365.23 km) |
| Ruislip to Orlando (Florida) | 4,326.53 mi (6,962.88 km) |
| Ruislip to Ormond Beach (Florida) | 4,275.76 mi (6,881.16 km) |
| Ruislip to Oro Valley (Arizona) | 5,275.53 mi (8,490.14 km) |
| Ruislip to Oroville (California) | 5,216.45 mi (8,395.06 km) |
| Ruislip to Oshkosh (Wisconsin) | 3,869.99 mi (6,228.15 km) |
| Ruislip to Oskaloosa (Iowa) | 4,150.16 mi (6,679.04 km) |
