| McKinleyville to Odessa (Texas) | 1,356.33 mi (2,182.81 km) |
| McKinleyville to Ogden (Utah) | 630.81 mi (1,015.19 km) |
| McKinleyville to Oildale (California) | 469.69 mi (755.90 km) |
| McKinleyville to Ojus (Florida) | 2,701.98 mi (4,348.42 km) |
| McKinleyville to Okemos (Michigan) | 2,027.32 mi (3,262.65 km) |
| McKinleyville to Oklahoma City (Oklahoma) | 1,485.14 mi (2,390.11 km) |
| McKinleyville to Okmulgee (Oklahoma) | 1,559.59 mi (2,509.92 km) |
| McKinleyville to Olathe (Kansas) | 1,550.18 mi (2,494.77 km) |
| McKinleyville to Old Jamestown (Missouri) | 1,786.56 mi (2,875.19 km) |
| McKinleyville to Oldsmar (Florida) | 2,493.69 mi (4,013.20 km) |
| McKinleyville to Olean (New York) | 2,334.75 mi (3,757.41 km) |
| McKinleyville to Olive Branch (Mississippi) | 1,897.83 mi (3,054.26 km) |
| McKinleyville to Olivehurst (California) | 185.97 mi (299.30 km) |
| McKinleyville to Olney (Maryland) | 2,459.54 mi (3,958.25 km) |
| McKinleyville to Olympia (Washington) | 425.10 mi (684.13 km) |
