| West Sacramento to Orangeburg (South Carolina) | 2,281.41 mi (3,671.57 km) |
| West Sacramento to Orangevale (California) | 20.01 mi (32.20 km) |
| West Sacramento to Orchards (Washington) | 495.40 mi (797.28 km) |
| West Sacramento to Orcutt (California) | 262.27 mi (422.08 km) |
| West Sacramento to Oregon (Ohio) | 2,009.34 mi (3,233.72 km) |
| West Sacramento to Oregon (Wisconsin) | 1,699.78 mi (2,735.53 km) |
| West Sacramento to Oregon City (Oregon) | 471.91 mi (759.46 km) |
| West Sacramento to Orem (Utah) | 539.05 mi (867.51 km) |
| West Sacramento to Orinda (California) | 57.78 mi (92.99 km) |
| West Sacramento to Orland Park (Illinois) | 1,781.98 mi (2,867.82 km) |
| West Sacramento to Orlando (Florida) | 2,397.83 mi (3,858.94 km) |
| West Sacramento to Ormond Beach (Florida) | 2,384.79 mi (3,837.94 km) |
| West Sacramento to Oro Valley (Arizona) | 729.62 mi (1,174.21 km) |
| West Sacramento to Oroville (California) | 65.24 mi (105.00 km) |
| West Sacramento to Oshkosh (Wisconsin) | 1,741.45 mi (2,802.59 km) |
