Greendell, NJ

ZIP code 07839 is located in the small town of Stanhope in Sussex County, New Jersey. This area is home to the vibrant Stanhope Borough Park, offering a serene setting for outdoor activities and community events. Additionally, residents and visitors can explore the nearby Waterloo Village, a historic site that showcases 19th-century canal and village life, providing a glimpse into the region's past.