| San Giuseppe Iato to Olympia Heights (Florida) | 5,326.53 mi (8,572.23 km) |
| San Giuseppe Iato to Omaha (Nebraska) | 5,378.84 mi (8,656.40 km) |
| San Giuseppe Iato to On Top of the World Designated Place (Florida) | 5,285.05 mi (8,505.47 km) |
| San Giuseppe Iato to Onalaska (Wisconsin) | 5,073.12 mi (8,164.41 km) |
| San Giuseppe Iato to Oneida (New York) | 4,450.98 mi (7,163.16 km) |
| San Giuseppe Iato to Oneonta (New York) | 4,445.45 mi (7,154.25 km) |
| San Giuseppe Iato to Ontario (California) | 6,545.02 mi (10,533.20 km) |
| San Giuseppe Iato to Ontario (Oregon) | 5,972.87 mi (9,612.41 km) |
| San Giuseppe Iato to Opa-locka (Florida) | 5,315.17 mi (8,553.94 km) |
| San Giuseppe Iato to Opelika (Alabama) | 5,286.58 mi (8,507.92 km) |
| San Giuseppe Iato to Opelousas (Louisiana) | 5,687.62 mi (9,153.34 km) |
| San Giuseppe Iato to Orange (California) | 6,565.45 mi (10,566.07 km) |
| San Giuseppe Iato to Orange (Texas) | 5,782.01 mi (9,305.25 km) |
| San Giuseppe Iato to Orange City (Florida) | 5,243.21 mi (8,438.13 km) |
| San Giuseppe Iato to Orangeburg (South Carolina) | 5,041.00 mi (8,112.71 km) |
