Norristown, PA

ZIP code 19404 is a PO Box–only postal designation associated with Norristown, Pennsylvania, rather than a conventional neighborhood with clearly defined boundaries. It therefore has no major public landmarks that can reliably be described as being within the ZIP code. Nearby Norristown landmarks include the Montgomery County Courthouse, Elmwood Park Zoo, and Selma Mansion, but these are in other Norristown ZIP code areas.