| Masquefa to Olympia Heights (Florida) | 4,676.39 mi (7,525.92 km) |
| Masquefa to Omaha (Nebraska) | 4,760.56 mi (7,661.39 km) |
| Masquefa to On Top of the World Designated Place (Florida) | 4,634.13 mi (7,457.91 km) |
| Masquefa to Onalaska (Wisconsin) | 4,454.59 mi (7,168.97 km) |
| Masquefa to Oneida (New York) | 3,811.54 mi (6,134.08 km) |
| Masquefa to Oneonta (New York) | 3,804.21 mi (6,122.29 km) |
| Masquefa to Ontario (California) | 5,956.55 mi (9,586.14 km) |
| Masquefa to Ontario (Oregon) | 5,416.38 mi (8,716.83 km) |
| Masquefa to Opa-locka (Florida) | 4,664.97 mi (7,507.54 km) |
| Masquefa to Opelika (Alabama) | 4,638.73 mi (7,465.32 km) |
| Masquefa to Opelousas (Louisiana) | 5,042.22 mi (8,114.67 km) |
| Masquefa to Orange (California) | 5,976.93 mi (9,618.95 km) |
| Masquefa to Orange (Texas) | 5,137.59 mi (8,268.15 km) |
| Masquefa to Orange City (Florida) | 4,592.20 mi (7,390.43 km) |
| Masquefa to Orangeburg (South Carolina) | 4,391.62 mi (7,067.63 km) |
