Tammie L Day (Postmaster)
tammie.l.day@usps.gov
224 Rock Island Dr
Rock Island, WA 98850
Rock Island, WA 98850
The Rock Island Post Office is located in the state of Washington within Douglas County. This location serves 1,543 Rock Island residents with a median income of $41,484. It's estimated that approximately 2,463 packages pass through this post office each year.