主要城市地区邮政编码
MarylandMontanaNew JerseyOklahomaDelawareMinnesotaWyomingCaliforniaMichiganOregonRhode IslandWashingtonArkansasIdahoMississippiAlaskaIndianaIowaUtahVirginiaConnecticutGeorgiaHawaiiNevadaNew MexicoMassachusettsPennsylvaniaTennesseeVermontWest VirginiaDistrict of ColumbiaNorth DakotaKansasNew YorkKentuckyMissouriNebraskaSouth DakotaTexasMaineNorth CarolinaSouth CarolinaArizonaLouisianaNew HampshireIllinoisWisconsinAlabamaColoradoFloridaOhio
