JP Japan Major Regions Postal Code Details
🏛️ Gunma · Kanto
379-0105Annaka-shi
Annaka-shi gunma kanto 379-0105 Japan
370-0505Chiyoda-machi
Chiyoda-machi gunma kanto 370-0505 Japan
370-1401Fujioka-shi
Fujioka-shi gunma kanto 370-1401 Japan
377-0814Higashiagatsuma-machi
Higashiagatsuma-machi gunma kanto 377-0814 Japan
370-0114Isesaki-shi
Isesaki-shi gunma kanto 370-0114 Japan
374-0112Itakura-machi
Itakura-machi gunma kanto 374-0112 Japan
370-1505Kanna-machi
Kanna-machi gunma kanto 370-1505 Japan
370-2211Kanra-machi
Kanra-machi gunma kanto 370-2211 Japan
378-0414Katashina-mura
Katashina-mura gunma kanto 378-0414 Japan
378-0103Kawaba-mura
Kawaba-mura gunma kanto 378-0103 Japan
376-0043Kiryu-shi
Kiryu-shi gunma kanto 376-0043 Japan
377-1712Kusatsu-machi
Kusatsu-machi gunma kanto 377-1712 Japan
371-0855Maebashi-shi
Maebashi-shi gunma kanto 371-0855 Japan
370-0704Meiwa-machi
Meiwa-machi gunma kanto 370-0704 Japan
376-0303Midori-shi
Midori-shi gunma kanto 376-0303 Japan
379-1403Minakami-machi
Minakami-machi gunma kanto 379-1403 Japan
377-1308Naganohara-machi
Naganohara-machi gunma kanto 377-1308 Japan
377-0544Nakanojo-machi
Nakanojo-machi gunma kanto 377-0544 Japan
370-2800Nanmoku-mura
Nanmoku-mura gunma kanto 370-2800 Japan
378-0326Numata-shi
Numata-shi gunma kanto 378-0326 Japan
370-0523Oizumi-machi
Oizumi-machi gunma kanto 370-0523 Japan
370-0605Ora-machi
Ora-machi gunma kanto 370-0605 Japan
373-0813Ota-shi
Ota-shi gunma kanto 373-0813 Japan
377-0062Shibukawa-shi
Shibukawa-shi gunma kanto 377-0062 Japan
370-2612Shimonita-machi
Shimonita-machi gunma kanto 370-2612 Japan
370-3500Shinto-mura
Shinto-mura gunma kanto 370-3500 Japan
379-1206Showa-mura
Showa-mura gunma kanto 379-1206 Japan
370-1211Takasaki-shi
Takasaki-shi gunma kanto 370-1211 Japan
377-0701Takayama-mura
Takayama-mura gunma kanto 377-0701 Japan
370-1105Tamamura-machi
Tamamura-machi gunma kanto 370-1105 Japan
374-0051Tatebayashi-shi
Tatebayashi-shi gunma kanto 374-0051 Japan
370-2324Tomioka-shi
Tomioka-shi gunma kanto 370-2324 Japan
384-0097Tsumagoi-mura
Tsumagoi-mura gunma kanto 384-0097 Japan
370-1617Ueno-mura
Ueno-mura gunma kanto 370-1617 Japan
370-3607Yoshioka-machi
Yoshioka-machi gunma kanto 370-3607 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.
