| San Vito al Tagliamento to Orangevale (California) | 5,937.29 mi (9,555.14 km) |
| San Vito al Tagliamento to Orchards (Washington) | 5,551.21 mi (8,933.80 km) |
| San Vito al Tagliamento to Orcutt (California) | 6,142.96 mi (9,886.14 km) |
| San Vito al Tagliamento to Oregon (Ohio) | 4,501.51 mi (7,244.48 km) |
| San Vito al Tagliamento to Oregon (Wisconsin) | 4,671.42 mi (7,517.93 km) |
| San Vito al Tagliamento to Oregon City (Oregon) | 5,573.53 mi (8,969.73 km) |
| San Vito al Tagliamento to Orem (Utah) | 5,568.92 mi (8,962.32 km) |
| San Vito al Tagliamento to Orinda (California) | 6,011.51 mi (9,674.59 km) |
| San Vito al Tagliamento to Orland Park (Illinois) | 4,675.34 mi (7,524.23 km) |
| San Vito al Tagliamento to Orlando (Florida) | 5,022.27 mi (8,082.57 km) |
| San Vito al Tagliamento to Ormond Beach (Florida) | 4,973.02 mi (8,003.31 km) |
| San Vito al Tagliamento to Oro Valley (Arizona) | 5,989.26 mi (9,638.78 km) |
| San Vito al Tagliamento to Oroville (California) | 5,897.89 mi (9,491.73 km) |
| San Vito al Tagliamento to Oshkosh (Wisconsin) | 4,589.72 mi (7,386.44 km) |
| San Vito al Tagliamento to Oskaloosa (Iowa) | 4,869.86 mi (7,837.29 km) |
