San Bernardino, CA

ZIP code 92418 is a PO Box–only postal designation associated with San Bernardino, California, rather than a conventional neighborhood with a defined street-address area. As a result, major physical landmarks cannot be reliably assigned to the ZIP itself. In the surrounding city, notable sites include San Bernardino International Airport, on the former Norton Air Force Base, and the National Orange Show Event Center; both are generally listed under ZIP code 92408.