| Key West to Oschatz | 5,111.35 mi (8,225.92 km) |
| Key West to Oschersleben | 5,020.08 mi (8,079.04 km) |
| Key West to Osnabruck | 4,884.86 mi (7,861.43 km) |
| Key West to Ostbevern | 4,881.02 mi (7,855.25 km) |
| Key West to Osterburg | 5,024.44 mi (8,086.05 km) |
| Key West to Ostercappeln | 4,891.09 mi (7,871.44 km) |
| Key West to Osterhofen | 5,168.47 mi (8,317.85 km) |
| Key West to Osterholz-Scharmbeck | 4,897.71 mi (7,882.10 km) |
| Key West to Osternienburg | 5,055.81 mi (8,136.54 km) |
| Key West to Osterode | 4,985.53 mi (8,023.44 km) |
| Key West to Osterwieck | 4,999.52 mi (8,045.96 km) |
| Key West to Ostfildern | 5,005.09 mi (8,054.91 km) |
| Key West to Osthofen | 4,945.64 mi (7,959.23 km) |
| Key West to Ostrhauderfehn | 4,852.26 mi (7,808.96 km) |
| Key West to Ostringen | 4,971.78 mi (8,001.31 km) |
