JP Japan Major Regions Postal Code Details
🏛️ Niigata · Chubu
959-4622Aga-machi
Aga-machi niigata chubu 959-4622 Japan
959-2002Agano-shi
Agano-shi niigata chubu 959-2002 Japan
956-0846Akiha-ku
Akiha-ku niigata chubu 956-0846 Japan
958-0061Awashimaura-mura
Awashimaura-mura niigata chubu 958-0061 Japan
951-8015Chuo-ku
Chuo-ku niigata chubu 951-8015 Japan
959-1854Gosen-shi
Gosen-shi niigata chubu 959-1854 Japan
950-0057Higashi-ku
Higashi-ku niigata chubu 950-0057 Japan
941-0033Itoigawa-shi
Itoigawa-shi niigata chubu 941-0033 Japan
949-4336Izumozaki-machi
Izumozaki-machi niigata chubu 949-4336 Japan
943-0184Joetsu-shi
Joetsu-shi niigata chubu 943-0184 Japan
959-1378Kamo-shi
Kamo-shi niigata chubu 959-1378 Japan
945-0315Kariwa-mura
Kariwa-mura niigata chubu 945-0315 Japan
945-0024Kashiwazaki-shi
Kashiwazaki-shi niigata chubu 945-0024 Japan
950-3134Kita-ku
Kita-ku niigata chubu 950-3134 Japan
950-1135Konan-ku
Konan-ku niigata chubu 950-1135 Japan
949-7133Minamiuonuma-shi
Minamiuonuma-shi niigata chubu 949-7133 Japan
954-0103Mitsuke-shi
Mitsuke-shi niigata chubu 954-0103 Japan
958-0205Murakami-shi
Murakami-shi niigata chubu 958-0205 Japan
944-0223Myoko-shi
Myoko-shi niigata chubu 944-0223 Japan
940-0828Nagaoka-shi
Nagaoka-shi niigata chubu 940-0828 Japan
950-1322Nishikan-ku
Nishikan-ku niigata chubu 950-1322 Japan
949-8726Ojiya-shi
Ojiya-shi niigata chubu 949-8726 Japan
952-2201Sado-shi
Sado-shi niigata chubu 952-2201 Japan
959-1115Sanjo-shi
Sanjo-shi niigata chubu 959-1115 Japan
957-0123Seiro-machi
Seiro-machi niigata chubu 957-0123 Japan
959-3242Sekikawa-mura
Sekikawa-mura niigata chubu 959-3242 Japan
957-0043Shibata-shi
Shibata-shi niigata chubu 957-0043 Japan
959-1502Tagami-machi
Tagami-machi niigata chubu 959-1502 Japan
959-2617Tainai-shi
Tainai-shi niigata chubu 959-2617 Japan
948-0058Tokamachi-shi
Tokamachi-shi niigata chubu 948-0058 Japan
959-0243Tsubame-shi
Tsubame-shi niigata chubu 959-0243 Japan
949-8124Tsunan-machi
Tsunan-machi niigata chubu 949-8124 Japan
946-0023Uonuma-shi
Uonuma-shi niigata chubu 946-0023 Japan
959-0305Yahiko-mura
Yahiko-mura niigata chubu 959-0305 Japan
949-6103Yuzawa-machi
Yuzawa-machi niigata chubu 949-6103 Japan
📋 Japan Address and Delivery Guidance
📮
Use a Complete Delivery Address:
Include the recipient name, building or street address, locality, region where applicable, postal code when the destination uses one, and the destination country or territory.
🌍
Follow Local Address Conventions:
Use the language, character set and address order requested by the recipient, official postal operator or carrier. Do not assume every destination uses the same postal-code format.
✅
Verify Before Dispatch:
Confirm the postal code, service coverage and any customs or carrier requirements with the recipient and the relevant official postal operator before shipping.
💡
Delivery Information Is Context-Specific:
Postal codes help routing only in territories that use them. Accurate recipient details remain essential for delivery in every destination.
Postal information, sources and verification
Use this page as a routing reference and confirm the complete address, postal code format and delivery restrictions with the relevant official postal operator or carrier before dispatch.
Editorial and service accountability
This postal-code reference is maintained by the 56ok.com logistics-content team for international shipping preparation. It is reviewed against publicly available postal-operator information; it is not an official postal authority and does not replace carrier or customs instructions.
This reference is maintained as postal and carrier information changes. Need a correction? Contact our team.
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📮Japan Postal FAQ and delivery guidance
🔢 How many digits are in a Japanese postal code?
Japanese postal codes consist of 7 digits in XXX-XXXX format (e.g., 100-8994).
🌍 Are extra markings needed for international mail?
Yes, for mail to Japan, add 'JAPAN' in English on the last address line, while keeping the 7-digit postal code.
❓ How to find an unknown postal code?
Use Japan Post's official postal code search (jp.postcode.com) or Google "住所 郵便番号" + address keywords.
📮 Will a wrong postal code delay delivery?
If the full address is correct, delivery may succeed but will be significantly delayed. Verify codes via Japan Post's address correction system.
🔄 Do postal codes ever change?
Yes, codes may update due to administrative changes. Always refer to the latest annual "Postal Code Directory" by Japan Post.
