主要城市地区邮政编码
NevadaArizonaCaliforniaMarylandMississippiNorth DakotaOregonIndianaIowaMichiganNew HampshireNew MexicoMinnesotaUtahRhode IslandFloridaOhioPennsylvaniaWest VirginiaArkansasIdahoKansasNew YorkSouth CarolinaWisconsinWyomingDelawareLouisianaMissouriNew JerseyNorth CarolinaKentuckyMaineMassachusettsDistrict of ColumbiaIllinoisSouth DakotaTexasNebraskaVirginiaOklahomaVermontAlabamaConnecticutGeorgiaHawaiiAlaskaMontanaColoradoTennesseeWashington