| Petrovec to Orangevale (California) | 6,396.37 mi (10,293.96 km) |
| Petrovec to Orchards (Washington) | 5,992.33 mi (9,643.72 km) |
| Petrovec to Orcutt (California) | 6,611.28 mi (10,639.82 km) |
| Petrovec to Oregon (Ohio) | 5,012.65 mi (8,067.08 km) |
| Petrovec to Oregon (Wisconsin) | 5,177.43 mi (8,332.27 km) |
| Petrovec to Oregon City (Oregon) | 6,015.22 mi (9,680.56 km) |
| Petrovec to Orem (Utah) | 6,047.86 mi (9,733.08 km) |
| Petrovec to Orinda (California) | 6,469.44 mi (10,411.56 km) |
| Petrovec to Orland Park (Illinois) | 5,183.95 mi (8,342.76 km) |
| Petrovec to Orlando (Florida) | 5,533.61 mi (8,905.49 km) |
| Petrovec to Ormond Beach (Florida) | 5,484.76 mi (8,826.87 km) |
| Petrovec to Oro Valley (Arizona) | 6,482.39 mi (10,432.39 km) |
| Petrovec to Oroville (California) | 6,354.45 mi (10,226.49 km) |
| Petrovec to Oshkosh (Wisconsin) | 5,095.07 mi (8,199.72 km) |
| Petrovec to Oskaloosa (Iowa) | 5,375.01 mi (8,650.24 km) |
