| Spokane to Oskaloosa (Iowa) | 1,292.41 mi (2,079.94 km) |
| Spokane to Oswego (Illinois) | 1,478.29 mi (2,379.08 km) |
| Spokane to Oswego (New York) | 1,977.97 mi (3,183.23 km) |
| Spokane to Otsego (Minnesota) | 1,140.71 mi (1,835.79 km) |
| Spokane to Ottawa (Illinois) | 1,465.80 mi (2,358.98 km) |
| Spokane to Ottawa (Kansas) | 1,274.84 mi (2,051.66 km) |
| Spokane to Ottumwa (Iowa) | 1,311.56 mi (2,110.76 km) |
| Spokane to Overland (Missouri) | 1,487.69 mi (2,394.21 km) |
| Spokane to Overland Park (Kansas) | 1,288.29 mi (2,073.30 km) |
| Spokane to Overlea (Maryland) | 2,102.03 mi (3,382.89 km) |
| Spokane to Oviedo (Florida) | 2,334.44 mi (3,756.92 km) |
| Spokane to Owasso (Oklahoma) | 1,352.35 mi (2,176.39 km) |
| Spokane to Owatonna (Minnesota) | 1,184.89 mi (1,906.89 km) |
| Spokane to Owensboro (Kentucky) | 1,670.56 mi (2,688.51 km) |
| Spokane to Owings Mills (Maryland) | 2,087.68 mi (3,359.80 km) |
