| Vimercate to Olympia Heights (Florida) | 4,956.32 mi (7,976.42 km) |
| Vimercate to Omaha (Nebraska) | 4,880.59 mi (7,854.55 km) |
| Vimercate to On Top of the World Designated Place (Florida) | 4,887.04 mi (7,864.93 km) |
| Vimercate to Onalaska (Wisconsin) | 4,576.56 mi (7,365.27 km) |
| Vimercate to Oneida (New York) | 3,995.91 mi (6,430.79 km) |
| Vimercate to Oneonta (New York) | 3,995.47 mi (6,430.08 km) |
| Vimercate to Ontario (California) | 6,014.63 mi (9,679.61 km) |
| Vimercate to Ontario (Oregon) | 5,426.73 mi (8,733.49 km) |
| Vimercate to Opa-locka (Florida) | 4,944.27 mi (7,957.04 km) |
| Vimercate to Opelika (Alabama) | 4,857.69 mi (7,817.69 km) |
| Vimercate to Opelousas (Louisiana) | 5,245.03 mi (8,441.06 km) |
| Vimercate to Orange (California) | 6,035.02 mi (9,712.43 km) |
| Vimercate to Orange (Texas) | 5,335.19 mi (8,586.15 km) |
| Vimercate to Orange City (Florida) | 4,850.19 mi (7,805.63 km) |
| Vimercate to Orangeburg (South Carolina) | 4,623.79 mi (7,441.27 km) |
