| Castelfranco Veneto to Oakley (California) | 5,979.52 mi (9,623.10 km) |
| Castelfranco Veneto to Oakton (Virginia) | 4,342.49 mi (6,988.56 km) |
| Castelfranco Veneto to Oakville (Missouri) | 4,892.88 mi (7,874.32 km) |
| Castelfranco Veneto to Oatfield (Oregon) | 5,560.62 mi (8,948.95 km) |
| Castelfranco Veneto to Ocala (Florida) | 4,990.34 mi (8,031.18 km) |
| Castelfranco Veneto to Ocean Acres (New Jersey) | 4,178.44 mi (6,724.55 km) |
| Castelfranco Veneto to Ocean City (New Jersey) | 4,211.85 mi (6,778.32 km) |
| Castelfranco Veneto to Ocean Pines (Maryland) | 4,272.27 mi (6,875.55 km) |
| Castelfranco Veneto to Ocean Pointe (Hawaii) | 7,766.08 mi (12,498.29 km) |
| Castelfranco Veneto to Ocean Springs (Mississippi) | 5,218.32 mi (8,398.08 km) |
| Castelfranco Veneto to Oceanside (California) | 6,130.84 mi (9,866.64 km) |
| Castelfranco Veneto to Oceanside (New York) | 4,114.59 mi (6,621.79 km) |
| Castelfranco Veneto to Ocoee (Florida) | 4,991.13 mi (8,032.44 km) |
| Castelfranco Veneto to Oconomowoc (Wisconsin) | 4,604.95 mi (7,410.95 km) |
| Castelfranco Veneto to Odenton (Maryland) | 4,309.24 mi (6,935.04 km) |
