| West Des Moines to Oak Grove (South Carolina) | 864.51 mi (1,391.29 km) |
| West Des Moines to Oak Harbor (Washington) | 1,476.19 mi (2,375.70 km) |
| West Des Moines to Oak Hills (Oregon) | 1,472.78 mi (2,370.22 km) |
| West Des Moines to Oak Lawn (Illinois) | 311.42 mi (501.18 km) |
| West Des Moines to Oak Park (California) | 1,448.46 mi (2,331.07 km) |
| West Des Moines to Oak Park (Illinois) | 309.75 mi (498.50 km) |
| West Des Moines to Oak Park (Michigan) | 547.38 mi (880.93 km) |
| West Des Moines to Oak Ridge (Florida) | 1,140.30 mi (1,835.14 km) |
| West Des Moines to Oak Ridge (New Jersey) | 999.64 mi (1,608.76 km) |
| West Des Moines to Oak Ridge (Tennessee) | 639.92 mi (1,029.85 km) |
| West Des Moines to Oakdale (California) | 1,457.15 mi (2,345.05 km) |
| West Des Moines to Oakdale (Minnesota) | 240.89 mi (387.68 km) |
| West Des Moines to Oakland (California) | 1,527.33 mi (2,458.00 km) |
| West Des Moines to Oakland (New Jersey) | 1,012.86 mi (1,630.04 km) |
| West Des Moines to Oakland Park (Florida) | 1,315.33 mi (2,116.82 km) |
