Districts
Postal/ZIP Codes in Esashi, Hokkaido (枝幸郡)
Postal/ZIP Codes in Furu, Hokkaido (古宇郡)
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)