Coupeville, WA

ZIP code 98239 belongs to Coupeville, Washington, a picturesque town on Whidbey Island. The area is home to landmarks such as Fort Casey State Park, known for its historic military fortifications and sweeping views of Admiralty Inlet. Visitors can also explore the quaint shops and eateries in downtown Coupeville, or take a stroll along the scenic Coupeville Wharf.