| Oakland to Odessa (Texas) | 1,195.76 mi (1,924.40 km) |
| Oakland to Ogden (Utah) | 595.21 mi (957.89 km) |
| Oakland to Oildale (California) | 240.46 mi (386.99 km) |
| Oakland to Ojus (Florida) | 2,575.22 mi (4,144.41 km) |
| Oakland to Okemos (Michigan) | 2,005.15 mi (3,226.98 km) |
| Oakland to Oklahoma City (Oklahoma) | 1,375.07 mi (2,212.96 km) |
| Oakland to Okmulgee (Oklahoma) | 1,454.90 mi (2,341.44 km) |
| Oakland to Olathe (Kansas) | 1,481.11 mi (2,383.62 km) |
| Oakland to Old Jamestown (Missouri) | 1,723.77 mi (2,774.14 km) |
| Oakland to Oldsmar (Florida) | 2,370.95 mi (3,815.68 km) |
| Oakland to Olean (New York) | 2,313.00 mi (3,722.41 km) |
| Oakland to Olive Branch (Mississippi) | 1,802.29 mi (2,900.51 km) |
| Oakland to Olivehurst (California) | 95.96 mi (154.44 km) |
| Oakland to Olney (Maryland) | 2,418.52 mi (3,892.23 km) |
| Oakland to Olympia (Washington) | 640.13 mi (1,030.20 km) |
