| Castelnuovo di Verona to Odessa (Texas) | 5,652.87 mi (9,097.42 km) |
| Castelnuovo di Verona to Ogden (Utah) | 5,485.25 mi (8,827.66 km) |
| Castelnuovo di Verona to Oildale (California) | 6,032.26 mi (9,707.98 km) |
| Castelnuovo di Verona to Ojus (Florida) | 5,005.51 mi (8,055.59 km) |
| Castelnuovo di Verona to Okemos (Michigan) | 4,429.61 mi (7,128.76 km) |
| Castelnuovo di Verona to Oklahoma City (Oklahoma) | 5,282.91 mi (8,502.02 km) |
| Castelnuovo di Verona to Okmulgee (Oklahoma) | 5,217.19 mi (8,396.25 km) |
| Castelnuovo di Verona to Olathe (Kansas) | 5,010.35 mi (8,063.38 km) |
| Castelnuovo di Verona to Old Jamestown (Missouri) | 4,836.53 mi (7,783.65 km) |
| Castelnuovo di Verona to Oldsmar (Florida) | 5,020.90 mi (8,080.37 km) |
| Castelnuovo di Verona to Olean (New York) | 4,214.96 mi (6,783.32 km) |
| Castelnuovo di Verona to Olive Branch (Mississippi) | 5,002.59 mi (8,050.90 km) |
| Castelnuovo di Verona to Olivehurst (California) | 5,892.08 mi (9,482.39 km) |
| Castelnuovo di Verona to Olney (Maryland) | 4,280.10 mi (6,888.16 km) |
| Castelnuovo di Verona to Olympia (Washington) | 5,456.66 mi (8,781.65 km) |
