| Liepaja to Olympia Heights (Florida) | 5,160.19 mi (8,304.53 km) |
| Liepaja to Omaha (Nebraska) | 4,754.98 mi (7,652.40 km) |
| Liepaja to On Top of the World Designated Place (Florida) | 5,033.89 mi (8,101.26 km) |
| Liepaja to Onalaska (Wisconsin) | 4,468.46 mi (7,191.30 km) |
| Liepaja to Oneida (New York) | 4,040.80 mi (6,503.03 km) |
| Liepaja to Oneonta (New York) | 4,054.30 mi (6,524.77 km) |
| Liepaja to Ontario (California) | 5,727.18 mi (9,217.01 km) |
| Liepaja to Ontario (Oregon) | 5,074.99 mi (8,167.41 km) |
| Liepaja to Opa-locka (Florida) | 5,147.22 mi (8,283.65 km) |
| Liepaja to Opelika (Alabama) | 4,933.08 mi (7,939.03 km) |
| Liepaja to Opelousas (Louisiana) | 5,270.50 mi (8,482.06 km) |
| Liepaja to Orange (California) | 5,746.85 mi (9,248.66 km) |
| Liepaja to Orange (Texas) | 5,346.17 mi (8,603.82 km) |
| Liepaja to Orange City (Florida) | 5,009.65 mi (8,062.25 km) |
| Liepaja to Orangeburg (South Carolina) | 4,737.18 mi (7,623.76 km) |
