Coulee Dam, WA

ZIP code 99116 covers the town of Coulee City, Washington. This small community is located near the stunning Banks Lake, offering opportunities for boating, fishing, and other outdoor recreational activities. The town is also home to Sun Lakes-Dry Falls State Park, known for its impressive geological features, including Dry Falls and the ancient Ice Age floods. Coulee City is a charming destination for nature enthusiasts and history buffs alike.