| Petrosani to Odessa (Texas) | 6,107.05 mi (9,828.34 km) |
| Petrosani to Ogden (Utah) | 5,846.47 mi (9,408.98 km) |
| Petrosani to Oildale (California) | 6,378.28 mi (10,264.85 km) |
| Petrosani to Ojus (Florida) | 5,566.23 mi (8,957.97 km) |
| Petrosani to Okemos (Michigan) | 4,906.17 mi (7,895.72 km) |
| Petrosani to Oklahoma City (Oklahoma) | 5,743.26 mi (9,242.88 km) |
| Petrosani to Okmulgee (Oklahoma) | 5,683.44 mi (9,146.61 km) |
| Petrosani to Olathe (Kansas) | 5,466.12 mi (8,796.88 km) |
| Petrosani to Old Jamestown (Missouri) | 5,310.97 mi (8,547.18 km) |
| Petrosani to Oldsmar (Florida) | 5,567.48 mi (8,959.99 km) |
| Petrosani to Olean (New York) | 4,715.01 mi (7,588.07 km) |
| Petrosani to Olive Branch (Mississippi) | 5,496.84 mi (8,846.31 km) |
| Petrosani to Olivehurst (California) | 6,206.74 mi (9,988.78 km) |
| Petrosani to Olney (Maryland) | 4,799.05 mi (7,723.32 km) |
| Petrosani to Olympia (Washington) | 5,728.84 mi (9,219.68 km) |
