| Gardelegen to Odessa (Texas) | 5,376.01 mi (8,651.85 km) |
| Gardelegen to Ogden (Utah) | 5,130.23 mi (8,256.31 km) |
| Gardelegen to Oildale (California) | 5,667.88 mi (9,121.56 km) |
| Gardelegen to Ojus (Florida) | 4,876.41 mi (7,847.83 km) |
| Gardelegen to Okemos (Michigan) | 4,177.33 mi (6,722.77 km) |
| Gardelegen to Oklahoma City (Oklahoma) | 5,012.41 mi (8,066.70 km) |
| Gardelegen to Okmulgee (Oklahoma) | 4,952.95 mi (7,971.00 km) |
| Gardelegen to Olathe (Kansas) | 4,735.17 mi (7,620.52 km) |
| Gardelegen to Old Jamestown (Missouri) | 4,581.50 mi (7,373.21 km) |
| Gardelegen to Oldsmar (Florida) | 4,865.35 mi (7,830.02 km) |
| Gardelegen to Olean (New York) | 3,991.75 mi (6,424.11 km) |
| Gardelegen to Olive Branch (Mississippi) | 4,770.76 mi (7,677.80 km) |
| Gardelegen to Olivehurst (California) | 5,507.88 mi (8,864.08 km) |
| Gardelegen to Olney (Maryland) | 4,082.81 mi (6,570.64 km) |
| Gardelegen to Olympia (Washington) | 5,048.18 mi (8,124.25 km) |
