| Freeport to Olympia Heights (Florida) | 1,101.93 mi (1,773.38 km) |
| Freeport to Omaha (Nebraska) | 1,169.85 mi (1,882.69 km) |
| Freeport to On Top of the World Designated Place (Florida) | 936.73 mi (1,507.52 km) |
| Freeport to Onalaska (Wisconsin) | 926.37 mi (1,490.85 km) |
| Freeport to Oneida (New York) | 198.75 mi (319.85 km) |
| Freeport to Oneonta (New York) | 146.27 mi (235.41 km) |
| Freeport to Ontario (California) | 2,434.88 mi (3,918.56 km) |
| Freeport to Ontario (Oregon) | 2,202.61 mi (3,544.76 km) |
| Freeport to Opa-locka (Florida) | 1,088.76 mi (1,752.18 km) |
| Freeport to Opelika (Alabama) | 854.17 mi (1,374.66 km) |
| Freeport to Opelousas (Louisiana) | 1,248.72 mi (2,009.62 km) |
| Freeport to Orange (California) | 2,452.80 mi (3,947.41 km) |
| Freeport to Orange (Texas) | 1,344.29 mi (2,163.43 km) |
| Freeport to Orange City (Florida) | 919.06 mi (1,479.09 km) |
| Freeport to Orangeburg (South Carolina) | 636.52 mi (1,024.38 km) |
