| Key West to Oxford (Alabama) | 671.01 mi (1,079.89 km) |
| Key West to Oxford (Mississippi) | 821.54 mi (1,322.14 km) |
| Key West to Oxford (Ohio) | 1,046.73 mi (1,684.55 km) |
| Key West to Oxnard (California) | 2,333.70 mi (3,755.73 km) |
| Key West to Oxon Hill (Maryland) | 1,022.16 mi (1,645.01 km) |
| Key West to Ozark (Alabama) | 531.04 mi (854.62 km) |
| Key West to Ozark (Missouri) | 1,095.11 mi (1,762.41 km) |
| Key West to Pace (Florida) | 532.64 mi (857.20 km) |
| Key West to Pacific Grove (California) | 2,507.95 mi (4,036.16 km) |
| Key West to Pacifica (California) | 2,547.98 mi (4,100.58 km) |
| Key West to Paducah (Kentucky) | 954.64 mi (1,536.34 km) |
| Key West to Pahrump (Nevada) | 2,178.63 mi (3,506.16 km) |
| Key West to Painesville (Ohio) | 1,186.01 mi (1,908.70 km) |
| Key West to Palatine (Illinois) | 1,264.67 mi (2,035.29 km) |
| Key West to Palatka (Florida) | 351.41 mi (565.54 km) |
