| Ruislip to Oakley (California) | 5,307.46 mi (8,541.54 km) |
| Ruislip to Oakton (Virginia) | 3,662.29 mi (5,893.89 km) |
| Ruislip to Oakville (Missouri) | 4,199.78 mi (6,758.88 km) |
| Ruislip to Oatfield (Oregon) | 4,905.01 mi (7,893.85 km) |
| Ruislip to Ocala (Florida) | 4,325.67 mi (6,961.49 km) |
| Ruislip to Ocean Acres (New Jersey) | 3,500.76 mi (5,633.94 km) |
| Ruislip to Ocean City (New Jersey) | 3,534.90 mi (5,688.88 km) |
| Ruislip to Ocean Pines (Maryland) | 3,596.75 mi (5,788.42 km) |
| Ruislip to Ocean Pointe (Hawaii) | 7,220.73 mi (11,620.64 km) |
| Ruislip to Ocean Springs (Mississippi) | 4,537.56 mi (7,302.50 km) |
| Ruislip to Oceanside (California) | 5,444.49 mi (8,762.07 km) |
| Ruislip to Oceanside (New York) | 3,435.60 mi (5,529.06 km) |
| Ruislip to Ocoee (Florida) | 4,329.65 mi (6,967.91 km) |
| Ruislip to Oconomowoc (Wisconsin) | 3,909.91 mi (6,292.39 km) |
| Ruislip to Odenton (Maryland) | 3,629.53 mi (5,841.17 km) |
