| Menlo Park to Orangevale (California) | 98.74 mi (158.91 km) |
| Menlo Park to Orchards (Washington) | 568.29 mi (914.57 km) |
| Menlo Park to Orcutt (California) | 204.27 mi (328.74 km) |
| Menlo Park to Oregon (Ohio) | 2,065.91 mi (3,324.76 km) |
| Menlo Park to Oregon (Wisconsin) | 1,758.70 mi (2,830.36 km) |
| Menlo Park to Oregon City (Oregon) | 544.44 mi (876.18 km) |
| Menlo Park to Orem (Utah) | 595.53 mi (958.42 km) |
| Menlo Park to Orinda (California) | 28.49 mi (45.86 km) |
| Menlo Park to Orland Park (Illinois) | 1,837.84 mi (2,957.72 km) |
| Menlo Park to Orlando (Florida) | 2,426.64 mi (3,905.30 km) |
| Menlo Park to Ormond Beach (Florida) | 2,415.53 mi (3,887.43 km) |
| Menlo Park to Oro Valley (Arizona) | 722.68 mi (1,163.04 km) |
| Menlo Park to Oroville (California) | 144.11 mi (231.91 km) |
| Menlo Park to Oshkosh (Wisconsin) | 1,802.86 mi (2,901.42 km) |
| Menlo Park to Oskaloosa (Iowa) | 1,590.98 mi (2,560.43 km) |
