Colette Hanns (Postmaster)
colette.l.hanns@usps.gov
14170 Highway 128
Boonville, CA 95415
Boonville, CA 95415
The Boonville Post Office is located in the state of California within Mendocino County. This location serves 1,592 Boonville residents with a median income of $40,200. It's estimated that approximately 2,541 packages pass through this post office each year.