Usk is an unincorporated community in Pend Oreille County, Washington, United States. Usk is located along the Pend Oreille River southeast of Cusick. Usk has a post office with ZIP code 99180. It is near the Kalispel Indian Reservation. There is also a general store.
Usk was named for the River Usk in Wales around 1890.
This page uses material from the Wikipedia article Usk, WA, which is released under the Creative Commons Attribution-Share-Alike License 4.0.