The Yelm Post Office is located in the state of Washington within Thurston County. This location serves 21,557 Yelm residents with a median income of $56,650. It's estimated that approximately 34,407 packages pass through this post office each year.
The Yelm Post Office is located in the state of Washington within Thurston County. This location serves 21,557 Yelm residents with a median income of $56,650. It's estimated that approximately 34,407 packages pass through this post office each year.