| Horley to Oakley (California) | 5,335.33 mi (8,586.38 km) |
| Horley to Oakton (Virginia) | 3,681.82 mi (5,925.31 km) |
| Horley to Oakville (Missouri) | 4,222.20 mi (6,794.97 km) |
| Horley to Oatfield (Oregon) | 4,933.70 mi (7,940.03 km) |
| Horley to Ocala (Florida) | 4,343.10 mi (6,989.55 km) |
| Horley to Ocean Acres (New Jersey) | 3,519.86 mi (5,664.67 km) |
| Horley to Ocean City (New Jersey) | 3,553.89 mi (5,719.43 km) |
| Horley to Ocean Pines (Maryland) | 3,615.53 mi (5,818.64 km) |
| Horley to Ocean Pointe (Hawaii) | 7,250.70 mi (11,668.87 km) |
| Horley to Ocean Springs (Mississippi) | 4,557.28 mi (7,334.23 km) |
| Horley to Oceanside (California) | 5,471.12 mi (8,804.91 km) |
| Horley to Oceanside (New York) | 3,454.89 mi (5,560.11 km) |
| Horley to Ocoee (Florida) | 4,346.70 mi (6,995.34 km) |
| Horley to Oconomowoc (Wisconsin) | 3,933.30 mi (6,330.04 km) |
| Horley to Odenton (Maryland) | 3,648.97 mi (5,872.45 km) |
