| Westland to Olympia (Washington) | 1,947.24 mi (3,133.78 km) |
| Westland to Olympia Heights (Florida) | 1,159.55 mi (1,866.12 km) |
| Westland to Omaha (Nebraska) | 656.26 mi (1,056.15 km) |
| Westland to On Top of the World Designated Place (Florida) | 914.99 mi (1,472.54 km) |
| Westland to Onalaska (Wisconsin) | 409.27 mi (658.66 km) |
| Westland to Oneida (New York) | 395.27 mi (636.12 km) |
| Westland to Oneonta (New York) | 424.22 mi (682.71 km) |
| Westland to Ontario (California) | 1,930.19 mi (3,106.35 km) |
| Westland to Ontario (Oregon) | 1,685.22 mi (2,712.11 km) |
| Westland to Opa-locka (Florida) | 1,148.25 mi (1,847.93 km) |
| Westland to Opelika (Alabama) | 676.16 mi (1,088.18 km) |
| Westland to Opelousas (Louisiana) | 946.42 mi (1,523.12 km) |
| Westland to Orange (California) | 1,948.68 mi (3,136.09 km) |
| Westland to Orange (Texas) | 1,020.44 mi (1,642.24 km) |
| Westland to Orange City (Florida) | 932.12 mi (1,500.11 km) |
