Grand Coulee, WA

ZIP code 99133 covers the town of Harrington, Washington. This rural area is known for its charming small-town atmosphere and historical landmarks. One of the most important landmarks in Harrington is the Harrington Opera House, a beautifully restored performing arts venue that dates back to 1904. The town also features the historic St. Francis of Assisi Church, a striking red brick building constructed in 1908.