Castine, ME

ZIP code 04420 encompasses the town of Bucksport in Maine. This charming coastal town is known for its stunning views of Penobscot Bay and the iconic Penobscot Narrows Bridge and Observatory. The historic Fort Knox State Park, home to a well-preserved fort dating back to the mid-19th century, is another notable landmark in the area. Additionally, Bucksport is a popular destination for outdoor enthusiasts due to its proximity to numerous hiking trails and the Penobscot River.