| Santa Perpetua de Moguda to Olympia Heights (Florida) | 4,694.14 mi (7,554.49 km) |
| Santa Perpetua de Moguda to Omaha (Nebraska) | 4,774.34 mi (7,683.56 km) |
| Santa Perpetua de Moguda to On Top of the World Designated Place (Florida) | 4,651.32 mi (7,485.58 km) |
| Santa Perpetua de Moguda to Onalaska (Wisconsin) | 4,468.35 mi (7,191.12 km) |
| Santa Perpetua de Moguda to Oneida (New York) | 3,826.92 mi (6,158.83 km) |
| Santa Perpetua de Moguda to Oneonta (New York) | 3,819.77 mi (6,147.33 km) |
| Santa Perpetua de Moguda to Ontario (California) | 5,968.68 mi (9,605.66 km) |
| Santa Perpetua de Moguda to Ontario (Oregon) | 5,426.82 mi (8,733.62 km) |
| Santa Perpetua de Moguda to Opa-locka (Florida) | 4,682.70 mi (7,536.08 km) |
| Santa Perpetua de Moguda to Opelika (Alabama) | 4,655.14 mi (7,491.73 km) |
| Santa Perpetua de Moguda to Opelousas (Louisiana) | 5,058.30 mi (8,140.55 km) |
| Santa Perpetua de Moguda to Orange (California) | 5,989.07 mi (9,638.48 km) |
| Santa Perpetua de Moguda to Orange (Texas) | 5,153.55 mi (8,293.84 km) |
| Santa Perpetua de Moguda to Orange City (Florida) | 4,609.49 mi (7,418.26 km) |
| Santa Perpetua de Moguda to Orangeburg (South Carolina) | 4,408.31 mi (7,094.49 km) |
