Herndon, PA

ZIP code 17830 serves Herndon and surrounding rural communities in Northumberland County, central Pennsylvania. The area includes small-town development, farmland, wooded ridges, and locations near the Susquehanna River and Mahantango Creek. Notable historic landmarks include the Herndon Historic District and the nearby Herndon Covered Bridge, a nineteenth-century timber bridge spanning Mahantango Creek. Local roads connect the community with larger regional centers.