Harlem, MT

ZIP code 59526 is located in the small town of Brockton, Montana. The main landmarks in this area include the Fort Peck Indian Reservation and the nearby Fort Peck Lake. The reservation is home to the Assiniboine and Sioux tribes and covers a vast area of northeastern Montana. Fort Peck Lake is the fifth-largest man-made reservoir in the United States, offering recreational activities such as fishing and boating.