Colfax, WA

ZIP code 99111 belongs to the town of Colfax in Washington. This area is known for its picturesque rolling hills and charming small-town vibes. Some of the most important landmarks in this ZIP code include the historic Perkins House, the Palouse Falls State Park offering stunning views of the Palouse River, and the scenic Steptoe Butte State Park, known for its panoramic vistas of the surrounding countryside.