| Acri to Olympia Heights (Florida) | 5,442.63 mi (8,759.07 km) |
| Acri to Omaha (Nebraska) | 5,428.82 mi (8,736.83 km) |
| Acri to On Top of the World Designated Place (Florida) | 5,389.83 mi (8,674.09 km) |
| Acri to Onalaska (Wisconsin) | 5,124.17 mi (8,246.56 km) |
| Acri to Oneida (New York) | 4,527.28 mi (7,285.95 km) |
| Acri to Oneonta (New York) | 4,524.47 mi (7,281.43 km) |
| Acri to Ontario (California) | 6,567.36 mi (10,569.15 km) |
| Acri to Ontario (Oregon) | 5,976.20 mi (9,617.77 km) |
| Acri to Opa-locka (Florida) | 5,430.99 mi (8,740.33 km) |
| Acri to Opelika (Alabama) | 5,377.30 mi (8,653.92 km) |
| Acri to Opelousas (Louisiana) | 5,771.87 mi (9,288.94 km) |
| Acri to Orange (California) | 6,587.76 mi (10,601.97 km) |
| Acri to Orange (Texas) | 5,864.13 mi (9,437.40 km) |
| Acri to Orange City (Florida) | 5,350.04 mi (8,610.06 km) |
| Acri to Orangeburg (South Carolina) | 5,136.94 mi (8,267.11 km) |
