Districts
Postal/ZIP Codes in Sashima, Ibaraki (猿島郡)
Postal/ZIP Codes in Higashiibaraki, Ibaraki (東茨城郡)
Postal/ZIP Codes in Inashiki, Ibaraki (稲敷郡)
Postal/ZIP Codes in Kitasoma, Ibaraki (北相馬郡)
Postal/ZIP Codes in Kuji, Ibaraki (久慈郡)
Postal/ZIP Codes in Naka, Ibaraki (那珂郡)
Postal/ZIP Codes in Yuki, Ibaraki (結城郡)
Postal/ZIP Codes in Mito (水戸市)
Postal/ZIP Codes in Tsukuba (つくば市)
Postal/ZIP Codes in Bando (坂東市)
Postal/ZIP Codes in Chikusei (筑西市)
Postal/ZIP Codes in Hitachi (日立市)
Postal/ZIP Codes in Hitachinaka (ひたちなか市)
Postal/ZIP Codes in Hitachiomiya (常陸大宮市)
Postal/ZIP Codes in Hitachiota (常陸太田市)
Postal/ZIP Codes in Hokota (鉾田市)
Postal/ZIP Codes in Inashiki (稲敷市)
Postal/ZIP Codes in Ishioka (石岡市)
Postal/ZIP Codes in Itako (潮来市)
Postal/ZIP Codes in Joso (常総市)
Postal/ZIP Codes in Kamisu (神栖市)
Postal/ZIP Codes in Kasama (笠間市)
Postal/ZIP Codes in Kashima (鹿嶋市)
Postal/ZIP Codes in Kasumigaura (かすみがうら市)
Postal/ZIP Codes in Kitaibaraki (北茨城市)
Postal/ZIP Codes in Koga (古河市)
Postal/ZIP Codes in Ushiku (牛久市)
Postal/ZIP Codes in Naka (那珂市)
Postal/ZIP Codes in Namegata (行方市)
Postal/ZIP Codes in Omitama (小美玉市)
Postal/ZIP Codes in Ryugasaki (龍ケ崎市)
Postal/ZIP Codes in Sakuragawa (桜川市)
Postal/ZIP Codes in Shimotsuma (下妻市)
Postal/ZIP Codes in Takahagi (高萩市)
Postal/ZIP Codes in Toride (取手市)
Postal/ZIP Codes in Tsuchiura (土浦市)
Postal/ZIP Codes in Tsukubamirai (つくばみらい市)
Postal/ZIP Codes in Moriya (守谷市)
Postal/ZIP Codes in Yuki (結城市)