| Vitoria-Gasteiz to Oakley (California) | 5,668.67 mi (9,122.85 km) |
| Vitoria-Gasteiz to Oakton (Virginia) | 3,777.13 mi (6,078.71 km) |
| Vitoria-Gasteiz to Oakville (Missouri) | 4,385.85 mi (7,058.34 km) |
| Vitoria-Gasteiz to Oatfield (Oregon) | 5,308.99 mi (8,544.00 km) |
| Vitoria-Gasteiz to Ocala (Florida) | 4,376.97 mi (7,044.05 km) |
| Vitoria-Gasteiz to Ocean Acres (New Jersey) | 3,607.35 mi (5,805.47 km) |
| Vitoria-Gasteiz to Ocean City (New Jersey) | 3,638.08 mi (5,854.93 km) |
| Vitoria-Gasteiz to Ocean Pines (Maryland) | 3,693.50 mi (5,944.11 km) |
| Vitoria-Gasteiz to Ocean Pointe (Hawaii) | 7,733.85 mi (12,446.42 km) |
| Vitoria-Gasteiz to Ocean Springs (Mississippi) | 4,644.41 mi (7,474.46 km) |
| Vitoria-Gasteiz to Oceanside (California) | 5,753.81 mi (9,259.85 km) |
| Vitoria-Gasteiz to Oceanside (New York) | 3,548.54 mi (5,710.82 km) |
| Vitoria-Gasteiz to Ocoee (Florida) | 4,371.31 mi (7,034.95 km) |
| Vitoria-Gasteiz to Oconomowoc (Wisconsin) | 4,128.31 mi (6,643.88 km) |
| Vitoria-Gasteiz to Odenton (Maryland) | 3,742.71 mi (6,023.31 km) |
