Districts
Postal/ZIP Codes in Rishiri, Hokkaido (利尻郡)
Postal/ZIP Codes in Rumoi, Hokkaido (留萌郡)
Postal/ZIP Codes in Samani, Hokkaido (様似郡)
Postal/ZIP Codes in Saru, Hokkaido (沙流郡)
Postal/ZIP Codes in Setana, Hokkaido (瀬棚郡)
Postal/ZIP Codes in Shakotan, Hokkaido (積丹郡)
Postal/ZIP Codes in Shari, Hokkaido (斜里郡)
Postal/ZIP Codes in Shibetsu, Hokkaido (標津郡)
Postal/ZIP Codes in Shimamaki, Hokkaido (島牧郡)
Postal/ZIP Codes in Shiranuka, Hokkaido (白糠郡)
Postal/ZIP Codes in Shiraoi, Hokkaido (白老郡)
Postal/ZIP Codes in Sorachi, Hokkaido (空知郡)
Postal/ZIP Codes in Soya, Hokkaido (宗谷郡)
Postal/ZIP Codes in Suttsu, Hokkaido (寿都郡)
Postal/ZIP Codes in Teshio, Hokkaido (天塩郡)
Postal/ZIP Codes in Tokachi, Hokkaido (十勝郡)
Postal/ZIP Codes in Tokoro, Hokkaido (常呂郡)
Postal/ZIP Codes in Tomamae, Hokkaido (苫前郡)
Postal/ZIP Codes in Urakawa, Hokkaido (浦河郡)
Postal/ZIP Codes in Uryu, Hokkaido (雨竜郡)
Postal/ZIP Codes in Usu, Hokkaido (有珠郡)
Postal/ZIP Codes in Yamakoshi, Hokkaido (山越郡)
Postal/ZIP Codes in Yoichi, Hokkaido (余市郡)
Postal/ZIP Codes in Yubari, Hokkaido (夕張郡)
Postal/ZIP Codes in Yufutsu, Hokkaido (勇払郡)
Postal/ZIP Codes in Abashiri, Hokkaido (網走郡)
Postal/ZIP Codes in Abuta, Hokkaido (虻田郡)
Postal/ZIP Codes in Akan, Hokkaido (阿寒郡)
Postal/ZIP Codes in Akkeshi, Hokkaido (厚岸郡)
Postal/ZIP Codes in Ashoro, Hokkaido (足寄郡)
Postal/ZIP Codes in Asahikawa (旭川市)
Postal/ZIP Codes in Hakodate (函館市)
Postal/ZIP Codes in Nayoro (名寄市)
Postal/ZIP Codes in Nemuro (根室市)
Postal/ZIP Codes in Shibetsu (士別市)
Postal/ZIP Codes in Sunagawa (砂川市)
Postal/ZIP Codes in Takikawa (滝川市)
Postal/ZIP Codes in Tomakomai (苫小牧市)
Postal/ZIP Codes in Utashinai (歌志内市)
Postal/ZIP Codes in Wakkanai (稚内市)
Postal/ZIP Codes in Yubari (夕張市)
Postal/ZIP Codes in Noboribetsu (登別市)
Postal/ZIP Codes in Obihiro (帯広市)
Postal/ZIP Codes in Otaru (小樽市)
Postal/ZIP Codes in Abashiri (網走市)
Postal/ZIP Codes in Akabira (赤平市)
Postal/ZIP Codes in Ashibetsu (芦別市)
Postal/ZIP Codes in Bibai (美唄市)
Postal/ZIP Codes in Chitose (千歳市)
Postal/ZIP Codes in Date (伊達市)
Postal/ZIP Codes in Ebetsu (江別市)
Postal/ZIP Codes in Eniwa (恵庭市)
Postal/ZIP Codes in Fukagawa (深川市)
Postal/ZIP Codes in Furano (富良野市)
Postal/ZIP Codes in Hokuto (北斗市)
Postal/ZIP Codes in Ishikari (石狩市)
Postal/ZIP Codes in Iwamizawa (岩見沢市)
Postal/ZIP Codes in Kitahiroshima (北広島市)
Postal/ZIP Codes in Kitami (北見市)
Postal/ZIP Codes in Kushiro (釧路市)
Postal/ZIP Codes in Mikasa (三笠市)
Postal/ZIP Codes in Rumoi (留萌市)
Postal/ZIP Codes in Mombetsu (紋別市)
Postal/ZIP Codes in Muroran (室蘭市)