Designated cities
Postal/ZIP Codes in Chiba, Chiba (千葉市)
Postal/ZIP Codes in Katori, Chiba (香取郡)
Postal/ZIP Codes in Sambu, Chiba (山武郡)
Postal/ZIP Codes in Awa, Chiba (安房郡)
Postal/ZIP Codes in Chosei, Chiba (長生郡)
Postal/ZIP Codes in Imba, Chiba (印旛郡)
Postal/ZIP Codes in Isumi, Chiba (夷隅郡)
Postal/ZIP Codes in Funabashi (船橋市)
Postal/ZIP Codes in Kashiwa (柏市)
Postal/ZIP Codes in Tateyama (館山市)
Postal/ZIP Codes in Togane (東金市)
Postal/ZIP Codes in Tomisato (富里市)
Postal/ZIP Codes in Urayasu (浦安市)
Postal/ZIP Codes in Yachimata (八街市)
Postal/ZIP Codes in Yachiyo (八千代市)
Postal/ZIP Codes in Yotsukaido (四街道市)
Postal/ZIP Codes in Isumi (いすみ市)
Postal/ZIP Codes in Asahi (旭市)
Postal/ZIP Codes in Choshi (銚子市)
Postal/ZIP Codes in Futtsu (富津市)
Postal/ZIP Codes in Ichihara (市原市)
Postal/ZIP Codes in Ichikawa (市川市)
Postal/ZIP Codes in Inzai (印西市)
Postal/ZIP Codes in Kamagaya (鎌ケ谷市)
Postal/ZIP Codes in Kamogawa (鴨川市)
Postal/ZIP Codes in Katori (香取市)
Postal/ZIP Codes in Katsura (勝浦市)
Postal/ZIP Codes in Kimitsu (君津市)
Postal/ZIP Codes in Kisarazu (木更津市)
Postal/ZIP Codes in Matsudo (松戸市)
Postal/ZIP Codes in Minamiboso (南房総市)
Postal/ZIP Codes in Mobara (茂原市)
Postal/ZIP Codes in Nagareyama (流山市)
Postal/ZIP Codes in Narashino (習志野市)
Postal/ZIP Codes in Narita (成田市)
Postal/ZIP Codes in Noda (野田市)
Postal/ZIP Codes in Oamishirasato (大網白里市)
Postal/ZIP Codes in Sakura (佐倉市)
Postal/ZIP Codes in Sammu (山武市)
Postal/ZIP Codes in Shiroi (白井市)
Postal/ZIP Codes in Abiko (我孫子市)
Postal/ZIP Codes in Sodegaura (袖ケ浦市)
Postal/ZIP Codes in Sosa (匝瑳市)