主要城市地区邮政编码
IdahoVirginiaHawaiiMarylandNevadaCaliforniaMississippiPennsylvaniaWest VirginiaWyomingConnecticutMaineVermontNew YorkNorth DakotaLouisianaMinnesotaTennesseeWisconsinGeorgiaIowaMontanaKentuckyMassachusettsOhioOklahomaSouth DakotaAlabamaDelawareTexasMichiganColoradoIllinoisNew HampshireRhode IslandUtahArkansasWashingtonNorth CarolinaDistrict of ColumbiaNew MexicoArizonaFloridaMissouriIndianaOregonNew JerseyAlaskaKansasSouth CarolinaNebraska