| Petrila to Orangevale (California) | 6,222.85 mi (10,014.70 km) |
| Petrila to Orchards (Washington) | 5,806.36 mi (9,344.43 km) |
| Petrila to Orcutt (California) | 6,445.36 mi (10,372.81 km) |
| Petrila to Oregon (Ohio) | 4,921.95 mi (7,921.11 km) |
| Petrila to Oregon (Wisconsin) | 5,069.34 mi (8,158.31 km) |
| Petrila to Oregon City (Oregon) | 5,829.58 mi (9,381.80 km) |
| Petrila to Orem (Utah) | 5,894.27 mi (9,485.92 km) |
| Petrila to Orinda (California) | 6,294.78 mi (10,130.48 km) |
| Petrila to Orland Park (Illinois) | 5,083.28 mi (8,180.75 km) |
| Petrila to Orlando (Florida) | 5,490.97 mi (8,836.86 km) |
| Petrila to Ormond Beach (Florida) | 5,440.11 mi (8,755.01 km) |
| Petrila to Oro Valley (Arizona) | 6,346.04 mi (10,212.96 km) |
| Petrila to Oroville (California) | 6,178.97 mi (9,944.09 km) |
| Petrila to Oshkosh (Wisconsin) | 4,985.51 mi (8,023.41 km) |
| Petrila to Oskaloosa (Iowa) | 5,264.21 mi (8,471.92 km) |
