| Culleredo to Olympia Heights (Florida) | 4,141.93 mi (6,665.80 km) |
| Culleredo to Omaha (Nebraska) | 4,261.14 mi (6,857.64 km) |
| Culleredo to On Top of the World Designated Place (Florida) | 4,100.07 mi (6,598.43 km) |
| Culleredo to Onalaska (Wisconsin) | 3,955.80 mi (6,366.25 km) |
| Culleredo to Oneida (New York) | 3,291.99 mi (5,297.94 km) |
| Culleredo to Oneonta (New York) | 3,282.62 mi (5,282.86 km) |
| Culleredo to Ontario (California) | 5,480.68 mi (8,820.30 km) |
| Culleredo to Ontario (Oregon) | 4,971.85 mi (8,001.42 km) |
| Culleredo to Opa-locka (Florida) | 4,130.49 mi (6,647.37 km) |
| Culleredo to Opelika (Alabama) | 4,108.84 mi (6,612.55 km) |
| Culleredo to Opelousas (Louisiana) | 4,514.90 mi (7,266.02 km) |
| Culleredo to Orange (California) | 5,500.95 mi (8,852.92 km) |
| Culleredo to Orange (Texas) | 4,611.25 mi (7,421.09 km) |
| Culleredo to Orange City (Florida) | 4,057.87 mi (6,530.50 km) |
| Culleredo to Orangeburg (South Carolina) | 3,859.91 mi (6,211.92 km) |
