主要城市地区邮政编码
AlabamaDelawareIdahoIllinoisIndianaNew JerseyRhode IslandWyomingNew HampshireMarylandMichiganWest VirginiaMaineNebraskaNorth DakotaWashingtonConnecticutMississippiMissouriIowaMassachusettsNew MexicoUtahWisconsinCaliforniaGeorgiaNevadaOklahomaTennesseeTexasAlaskaArizonaArkansasHawaiiMontanaSouth DakotaDistrict of ColumbiaLouisianaNew YorkSouth CarolinaVermontFloridaKansasPennsylvaniaVirginiaOhioOregonKentuckyMinnesotaColoradoNorth Carolina