| Spanaway to Odenton (Maryland) | 2,338.13 mi (3,762.85 km) |
| Spanaway to Odessa (Texas) | 1,492.14 mi (2,401.36 km) |
| Spanaway to Ogden (Utah) | 657.09 mi (1,057.49 km) |
| Spanaway to Oildale (California) | 825.03 mi (1,327.76 km) |
| Spanaway to Ojus (Florida) | 2,716.91 mi (4,372.44 km) |
| Spanaway to Okemos (Michigan) | 1,865.89 mi (3,002.86 km) |
| Spanaway to Oklahoma City (Oklahoma) | 1,512.56 mi (2,434.22 km) |
| Spanaway to Okmulgee (Oklahoma) | 1,571.96 mi (2,529.83 km) |
| Spanaway to Olathe (Kansas) | 1,496.21 mi (2,407.91 km) |
| Spanaway to Old Jamestown (Missouri) | 1,707.84 mi (2,748.50 km) |
| Spanaway to Oldsmar (Florida) | 2,505.26 mi (4,031.83 km) |
| Spanaway to Olean (New York) | 2,162.90 mi (3,480.84 km) |
| Spanaway to Olive Branch (Mississippi) | 1,875.36 mi (3,018.09 km) |
| Spanaway to Olivehurst (California) | 555.73 mi (894.36 km) |
| Spanaway to Olney (Maryland) | 2,317.71 mi (3,729.99 km) |
