| Hermiston to Oak Harbor (Washington) | 231.92 mi (373.23 km) |
| Hermiston to Oak Hills (Oregon) | 172.80 mi (278.10 km) |
| Hermiston to Oak Lawn (Illinois) | 1,587.99 mi (2,555.62 km) |
| Hermiston to Oak Park (California) | 805.23 mi (1,295.90 km) |
| Hermiston to Oak Park (Illinois) | 1,581.94 mi (2,545.89 km) |
| Hermiston to Oak Park (Michigan) | 1,789.44 mi (2,879.83 km) |
| Hermiston to Oak Ridge (Florida) | 2,374.28 mi (3,821.03 km) |
| Hermiston to Oak Ridge (New Jersey) | 2,241.63 mi (3,607.55 km) |
| Hermiston to Oak Ridge (Tennessee) | 1,931.96 mi (3,109.19 km) |
| Hermiston to Oakdale (California) | 563.38 mi (906.67 km) |
| Hermiston to Oakdale (Minnesota) | 1,272.27 mi (2,047.52 km) |
| Hermiston to Oakland (California) | 575.69 mi (926.48 km) |
| Hermiston to Oakland (New Jersey) | 2,253.88 mi (3,627.26 km) |
| Hermiston to Oakland Park (Florida) | 2,537.70 mi (4,084.03 km) |
| Hermiston to Oakleaf Plantation (Florida) | 2,279.92 mi (3,669.18 km) |
