| Castelnuovo di Verona to Oakley (California) | 5,960.11 mi (9,591.88 km) |
| Castelnuovo di Verona to Oakton (Virginia) | 4,300.74 mi (6,921.38 km) |
| Castelnuovo di Verona to Oakville (Missouri) | 4,856.35 mi (7,815.53 km) |
| Castelnuovo di Verona to Oatfield (Oregon) | 5,545.52 mi (8,924.66 km) |
| Castelnuovo di Verona to Ocala (Florida) | 4,945.03 mi (7,958.25 km) |
| Castelnuovo di Verona to Ocean Acres (New Jersey) | 4,136.10 mi (6,656.41 km) |
| Castelnuovo di Verona to Ocean City (New Jersey) | 4,169.32 mi (6,709.87 km) |
| Castelnuovo di Verona to Ocean Pines (Maryland) | 4,229.38 mi (6,806.52 km) |
| Castelnuovo di Verona to Ocean Pointe (Hawaii) | 7,771.44 mi (12,506.92 km) |
| Castelnuovo di Verona to Ocean Springs (Mississippi) | 5,176.48 mi (8,330.74 km) |
| Castelnuovo di Verona to Oceanside (California) | 6,106.17 mi (9,826.93 km) |
| Castelnuovo di Verona to Oceanside (New York) | 4,072.60 mi (6,554.22 km) |
| Castelnuovo di Verona to Ocoee (Florida) | 4,945.27 mi (7,958.64 km) |
| Castelnuovo di Verona to Oconomowoc (Wisconsin) | 4,570.62 mi (7,355.71 km) |
| Castelnuovo di Verona to Odenton (Maryland) | 4,267.37 mi (6,867.67 km) |
