Greendell, NJ

ZIP code 07839 belongs to the town of Greendell in Sussex County, New Jersey. This rural area is characterized by rolling hills and picturesque landscapes. The most notable landmark in this ZIP code is the Kittatinny Valley State Park, which offers miles of hiking trails, fishing spots, and scenic views. Additionally, the nearby Paulinskill Viaduct, a historic railroad bridge, adds to the charm of this serene countryside setting.