| San Vito al Tagliamento to Odessa (Texas) | 5,712.05 mi (9,192.66 km) |
| San Vito al Tagliamento to Ogden (Utah) | 5,524.78 mi (8,891.27 km) |
| San Vito al Tagliamento to Oildale (California) | 6,069.43 mi (9,767.81 km) |
| San Vito al Tagliamento to Ojus (Florida) | 5,089.69 mi (8,191.07 km) |
| San Vito al Tagliamento to Okemos (Michigan) | 4,492.66 mi (7,230.24 km) |
| San Vito al Tagliamento to Oklahoma City (Oklahoma) | 5,343.11 mi (8,598.90 km) |
| San Vito al Tagliamento to Okmulgee (Oklahoma) | 5,278.64 mi (8,495.14 km) |
| San Vito al Tagliamento to Olathe (Kansas) | 5,069.28 mi (8,158.21 km) |
| San Vito al Tagliamento to Old Jamestown (Missouri) | 4,899.48 mi (7,884.95 km) |
| San Vito al Tagliamento to Oldsmar (Florida) | 5,101.34 mi (8,209.81 km) |
| San Vito al Tagliamento to Olean (New York) | 4,283.32 mi (6,893.34 km) |
| San Vito al Tagliamento to Olive Branch (Mississippi) | 5,070.23 mi (8,159.75 km) |
| San Vito al Tagliamento to Olivehurst (California) | 5,922.89 mi (9,531.97 km) |
| San Vito al Tagliamento to Olney (Maryland) | 4,353.11 mi (7,005.65 km) |
| San Vito al Tagliamento to Olympia (Washington) | 5,478.61 mi (8,816.97 km) |
