| Fehmarnsund to Odessa (Texas) | 5,288.79 mi (8,511.49 km) |
| Fehmarnsund to Ogden (Utah) | 5,024.17 mi (8,085.62 km) |
| Fehmarnsund to Oildale (California) | 5,559.02 mi (8,946.38 km) |
| Fehmarnsund to Ojus (Florida) | 4,828.43 mi (7,770.61 km) |
| Fehmarnsund to Okemos (Michigan) | 4,098.77 mi (6,596.34 km) |
| Fehmarnsund to Oklahoma City (Oklahoma) | 4,927.44 mi (7,929.94 km) |
| Fehmarnsund to Okmulgee (Oklahoma) | 4,869.67 mi (7,836.98 km) |
| Fehmarnsund to Olathe (Kansas) | 4,649.52 mi (7,482.68 km) |
| Fehmarnsund to Old Jamestown (Missouri) | 4,501.32 mi (7,244.18 km) |
| Fehmarnsund to Oldsmar (Florida) | 4,810.42 mi (7,741.62 km) |
| Fehmarnsund to Olean (New York) | 3,921.30 mi (6,310.73 km) |
| Fehmarnsund to Olive Branch (Mississippi) | 4,696.16 mi (7,557.75 km) |
| Fehmarnsund to Olivehurst (California) | 5,394.58 mi (8,681.74 km) |
| Fehmarnsund to Olney (Maryland) | 4,018.96 mi (6,467.89 km) |
| Fehmarnsund to Olympia (Washington) | 4,929.70 mi (7,933.58 km) |
