| Spanaway to Olympia (Washington) | 22.58 mi (36.33 km) |
| Spanaway to Olympia Heights (Florida) | 2,720.04 mi (4,377.49 km) |
| Spanaway to Omaha (Nebraska) | 1,359.97 mi (2,188.66 km) |
| Spanaway to On Top of the World Designated Place (Florida) | 2,473.75 mi (3,981.12 km) |
| Spanaway to Onalaska (Wisconsin) | 1,517.75 mi (2,442.58 km) |
| Spanaway to Oneida (New York) | 2,263.62 mi (3,642.95 km) |
| Spanaway to Oneonta (New York) | 2,308.74 mi (3,715.56 km) |
| Spanaway to Ontario (California) | 936.53 mi (1,507.20 km) |
| Spanaway to Ontario (Oregon) | 338.22 mi (544.32 km) |
| Spanaway to Opa-locka (Florida) | 2,715.37 mi (4,369.97 km) |
| Spanaway to Opelika (Alabama) | 2,175.67 mi (3,501.41 km) |
| Spanaway to Opelousas (Louisiana) | 1,974.78 mi (3,178.11 km) |
| Spanaway to Orange (California) | 949.41 mi (1,527.93 km) |
| Spanaway to Orange (Texas) | 1,923.37 mi (3,095.37 km) |
| Spanaway to Orange City (Florida) | 2,526.85 mi (4,066.58 km) |
