| Ortenberg to Odessa (Texas) | 5,384.88 mi (8,666.12 km) |
| Ortenberg to Ogden (Utah) | 5,176.43 mi (8,330.66 km) |
| Ortenberg to Oildale (California) | 5,719.47 mi (9,204.60 km) |
| Ortenberg to Ojus (Florida) | 4,824.49 mi (7,764.26 km) |
| Ortenberg to Okemos (Michigan) | 4,173.49 mi (6,716.58 km) |
| Ortenberg to Oklahoma City (Oklahoma) | 5,017.93 mi (8,075.58 km) |
| Ortenberg to Okmulgee (Oklahoma) | 4,955.61 mi (7,975.28 km) |
| Ortenberg to Olathe (Kansas) | 4,742.39 mi (7,632.13 km) |
| Ortenberg to Old Jamestown (Missouri) | 4,579.54 mi (7,370.06 km) |
| Ortenberg to Oldsmar (Florida) | 4,823.33 mi (7,762.39 km) |
| Ortenberg to Olean (New York) | 3,975.11 mi (6,397.32 km) |
| Ortenberg to Olive Branch (Mississippi) | 4,759.15 mi (7,659.11 km) |
| Ortenberg to Olivehurst (California) | 5,570.11 mi (8,964.23 km) |
| Ortenberg to Olney (Maryland) | 4,055.67 mi (6,526.97 km) |
| Ortenberg to Olympia (Washington) | 5,124.23 mi (8,246.66 km) |
