主要城市地区邮政编码
MichiganMissouriNorth CarolinaPennsylvaniaAlaskaConnecticutMaineMassachusettsWashingtonMinnesotaNew JerseyRhode IslandWisconsinArizonaFloridaKansasKentuckyArkansasNevadaNorth DakotaTexasWest VirginiaCaliforniaLouisianaNew MexicoOregonSouth CarolinaTennesseeUtahWyomingAlabamaColoradoIdahoMississippiSouth DakotaVirginiaDistrict of ColumbiaIowaMontanaOklahomaNew HampshireOhioDelawareGeorgiaIllinoisIndianaVermontHawaiiMarylandNebraskaNew York