| San Ramon to Oak Grove (South Carolina) | 2,280.67 mi (3,670.38 km) |
| San Ramon to Oak Harbor (Washington) | 728.67 mi (1,172.68 km) |
| San Ramon to Oak Hills (Oregon) | 539.43 mi (868.13 km) |
| San Ramon to Oak Lawn (Illinois) | 1,824.42 mi (2,936.12 km) |
| San Ramon to Oak Park (California) | 304.10 mi (489.40 km) |
| San Ramon to Oak Park (Illinois) | 1,821.96 mi (2,932.16 km) |
| San Ramon to Oak Park (Michigan) | 2,055.20 mi (3,307.53 km) |
| San Ramon to Oak Ridge (Florida) | 2,410.83 mi (3,879.85 km) |
| San Ramon to Oak Ridge (New Jersey) | 2,511.78 mi (4,042.32 km) |
| San Ramon to Oak Ridge (Tennessee) | 2,070.55 mi (3,332.23 km) |
| San Ramon to Oakdale (California) | 59.52 mi (95.79 km) |
| San Ramon to Oakdale (Minnesota) | 1,573.05 mi (2,531.57 km) |
| San Ramon to Oakland (California) | 15.42 mi (24.81 km) |
| San Ramon to Oakland (New Jersey) | 2,524.91 mi (4,063.46 km) |
| San Ramon to Oakland Park (Florida) | 2,552.82 mi (4,108.36 km) |
