| McKinleyville to Orangevale (California) | 217.95 mi (350.75 km) |
| McKinleyville to Orchards (Washington) | 336.70 mi (541.86 km) |
| McKinleyville to Orcutt (California) | 465.01 mi (748.35 km) |
| McKinleyville to Oregon (Ohio) | 2,090.94 mi (3,365.04 km) |
| McKinleyville to Oregon (Wisconsin) | 1,775.86 mi (2,857.97 km) |
| McKinleyville to Oregon City (Oregon) | 312.71 mi (503.25 km) |
| McKinleyville to Orem (Utah) | 650.57 mi (1,046.99 km) |
| McKinleyville to Orinda (California) | 235.13 mi (378.40 km) |
| McKinleyville to Orland Park (Illinois) | 1,867.51 mi (3,005.47 km) |
| McKinleyville to Orlando (Florida) | 2,547.28 mi (4,099.45 km) |
| McKinleyville to Ormond Beach (Florida) | 2,530.46 mi (4,072.38 km) |
| McKinleyville to Oro Valley (Arizona) | 933.46 mi (1,502.26 km) |
| McKinleyville to Oroville (California) | 166.50 mi (267.96 km) |
| McKinleyville to Oshkosh (Wisconsin) | 1,808.30 mi (2,910.18 km) |
| McKinleyville to Oskaloosa (Iowa) | 1,627.87 mi (2,619.80 km) |
