| Castelfranco Veneto to Orangevale (California) | 5,925.09 mi (9,535.51 km) |
| Castelfranco Veneto to Orchards (Washington) | 5,542.58 mi (8,919.93 km) |
| Castelfranco Veneto to Orcutt (California) | 6,128.76 mi (9,863.29 km) |
| Castelfranco Veneto to Oregon (Ohio) | 4,473.83 mi (7,199.93 km) |
| Castelfranco Veneto to Oregon (Wisconsin) | 4,646.67 mi (7,478.10 km) |
| Castelfranco Veneto to Oregon City (Oregon) | 5,564.79 mi (8,955.67 km) |
| Castelfranco Veneto to Orem (Utah) | 5,552.50 mi (8,935.89 km) |
| Castelfranco Veneto to Orinda (California) | 5,999.51 mi (9,655.28 km) |
| Castelfranco Veneto to Orland Park (Illinois) | 4,649.27 mi (7,482.27 km) |
| Castelfranco Veneto to Orlando (Florida) | 4,987.21 mi (8,026.14 km) |
| Castelfranco Veneto to Ormond Beach (Florida) | 4,938.24 mi (7,947.32 km) |
| Castelfranco Veneto to Oro Valley (Arizona) | 5,968.91 mi (9,606.03 km) |
| Castelfranco Veneto to Oroville (California) | 5,886.21 mi (9,472.94 km) |
| Castelfranco Veneto to Oshkosh (Wisconsin) | 4,565.29 mi (7,347.13 km) |
| Castelfranco Veneto to Oskaloosa (Iowa) | 4,845.47 mi (7,798.04 km) |
