| Popesti-Leordeni to Oakley (California) | 6,402.28 mi (10,303.48 km) |
| Popesti-Leordeni to Oakton (Virginia) | 4,972.71 mi (8,002.81 km) |
| Popesti-Leordeni to Oakville (Missouri) | 5,480.87 mi (8,820.60 km) |
| Popesti-Leordeni to Oatfield (Oregon) | 5,944.59 mi (9,566.89 km) |
| Popesti-Leordeni to Ocala (Florida) | 5,643.05 mi (9,081.62 km) |
| Popesti-Leordeni to Ocean Acres (New Jersey) | 4,813.49 mi (7,746.56 km) |
| Popesti-Leordeni to Ocean City (New Jersey) | 4,848.08 mi (7,802.24 km) |
| Popesti-Leordeni to Ocean Pines (Maryland) | 4,910.76 mi (7,903.10 km) |
| Popesti-Leordeni to Ocean Pointe (Hawaii) | 7,889.98 mi (12,697.70 km) |
| Popesti-Leordeni to Ocean Springs (Mississippi) | 5,845.97 mi (9,408.17 km) |
| Popesti-Leordeni to Oceanside (California) | 6,604.00 mi (10,628.11 km) |
| Popesti-Leordeni to Oceanside (New York) | 4,747.42 mi (7,640.24 km) |
| Popesti-Leordeni to Ocoee (Florida) | 5,647.42 mi (9,088.65 km) |
| Popesti-Leordeni to Oconomowoc (Wisconsin) | 5,176.71 mi (8,331.11 km) |
| Popesti-Leordeni to Odenton (Maryland) | 4,940.45 mi (7,950.88 km) |
