| Petrila to Oakley (California) | 6,277.17 mi (10,102.12 km) |
| Petrila to Oakton (Virginia) | 4,820.53 mi (7,757.89 km) |
| Petrila to Oakville (Missouri) | 5,332.45 mi (8,581.74 km) |
| Petrila to Oatfield (Oregon) | 5,825.12 mi (9,374.63 km) |
| Petrila to Ocala (Florida) | 5,489.80 mi (8,834.98 km) |
| Petrila to Ocean Acres (New Jersey) | 4,660.97 mi (7,501.11 km) |
| Petrila to Ocean City (New Jersey) | 4,695.51 mi (7,556.69 km) |
| Petrila to Ocean Pines (Maryland) | 4,758.07 mi (7,657.37 km) |
| Petrila to Ocean Pointe (Hawaii) | 7,822.91 mi (12,589.76 km) |
| Petrila to Ocean Springs (Mississippi) | 5,694.14 mi (9,163.84 km) |
| Petrila to Oceanside (California) | 6,471.30 mi (10,414.55 km) |
| Petrila to Oceanside (New York) | 4,595.03 mi (7,394.98 km) |
| Petrila to Ocoee (Florida) | 5,494.06 mi (8,841.84 km) |
| Petrila to Oconomowoc (Wisconsin) | 5,029.85 mi (8,094.76 km) |
| Petrila to Odenton (Maryland) | 4,788.19 mi (7,705.85 km) |
