where is silver creek wa
Silver Creek, Washington. Silver Creek is an unincorporated community in Lewis County, Washington, United States. Silver Creek is located along U.S. Route 12 near its junction with Washington State Route 122, 5 miles (8.0 km) west of Mossyrock. Silver Creek has a post office with ZIP code 98585. A post office called Silver Creek has been in operation since 1875. The community takes its name from nearby Silver Creek.