JP Japan Major Regions Postal Code Details
🏛️ Chiba · Kanto
270-1154Abiko-shi
Abiko-shi chiba kanto 270-1154 Japan
289-2512Asahi-shi
Asahi-shi chiba kanto 289-2512 Japan
297-0112Chonan-machi
Chonan-machi chiba kanto 297-0112 Japan
299-4335Chosei-mura
Chosei-mura chiba kanto 299-4335 Japan
288-0805Choshi-shi
Choshi-shi chiba kanto 288-0805 Japan
260-0823Chuo-ku
Chuo-ku chiba kanto 260-0823 Japan
273-0855Funabashi-shi
Funabashi-shi chiba kanto 273-0855 Japan
299-1602Futtsu-shi
Futtsu-shi chiba kanto 299-1602 Japan
262-0046Hanamigawa-ku
Hanamigawa-ku chiba kanto 262-0046 Japan
290-0502Ichihara-shi
Ichihara-shi chiba kanto 290-0502 Japan
272-0831Ichikawa-shi
Ichikawa-shi chiba kanto 272-0831 Japan
299-4314Ichinomiya-machi
Ichinomiya-machi chiba kanto 299-4314 Japan
263-0035Inage-ku
Inage-ku chiba kanto 263-0035 Japan
270-1326Inzai-shi
Inzai-shi chiba kanto 270-1326 Japan
298-0018Isumi-shi
Isumi-shi chiba kanto 298-0018 Japan
273-0123Kamagaya-shi
Kamagaya-shi chiba kanto 273-0123 Japan
296-0123Kamogawa-shi
Kamogawa-shi chiba kanto 296-0123 Japan
277-0858Kashiwa-shi
Kashiwa-shi chiba kanto 277-0858 Japan
289-0338Katori-shi
Katori-shi chiba kanto 289-0338 Japan
299-5263Katsuura-shi
Katsuura-shi chiba kanto 299-5263 Japan
299-1127Kimitsu-shi
Kimitsu-shi chiba kanto 299-1127 Japan
292-0023Kisarazu-shi
Kisarazu-shi chiba kanto 292-0023 Japan
271-0071Matsudo-shi
Matsudo-shi chiba kanto 271-0071 Japan
266-0011Midori-ku
Midori-ku chiba kanto 266-0011 Japan
261-0005Mihama-ku
Mihama-ku chiba kanto 261-0005 Japan
299-2413Minamiboso-shi
Minamiboso-shi chiba kanto 299-2413 Japan
299-4116Mobara-shi
Mobara-shi chiba kanto 299-4116 Japan
299-4412Mutsuzawa-machi
Mutsuzawa-machi chiba kanto 299-4412 Japan
297-0218Nagara-machi
Nagara-machi chiba kanto 297-0218 Japan
270-0118Nagareyama-shi
Nagareyama-shi chiba kanto 270-0118 Japan
275-0028Narashino-shi
Narashino-shi chiba kanto 275-0028 Japan
287-0214Narita-shi
Narita-shi chiba kanto 287-0214 Japan
270-0232Noda-shi
Noda-shi chiba kanto 270-0232 Japan
299-3217Oamishirasato-shi
Oamishirasato-shi chiba kanto 299-3217 Japan
299-5111Onjuku-machi
Onjuku-machi chiba kanto 299-5111 Japan
298-0216Otaki-machi
Otaki-machi chiba kanto 298-0216 Japan
270-1502Sakae-machi
Sakae-machi chiba kanto 270-1502 Japan
285-0045Sakura-shi
Sakura-shi chiba kanto 285-0045 Japan
289-1344Sanmu-shi
Sanmu-shi chiba kanto 289-1344 Japan
289-1605Shibayama-machi
Shibayama-machi chiba kanto 289-1605 Japan
299-4204Shirako-machi
Shirako-machi chiba kanto 299-4204 Japan
270-1439Shiroi-shi
Shiroi-shi chiba kanto 270-1439 Japan
285-0924Shisui-machi
Shisui-machi chiba kanto 285-0924 Japan
299-0263Sodegaura-shi
Sodegaura-shi chiba kanto 299-0263 Japan
289-2115Sosa-shi
Sosa-shi chiba kanto 289-2115 Japan
289-2324Tako-machi
Tako-machi chiba kanto 289-2324 Japan
294-0011Tateyama-shi
Tateyama-shi chiba kanto 294-0011 Japan
283-0804Togane-shi
Togane-shi chiba kanto 283-0804 Japan
286-0201Tomisato-shi
Tomisato-shi chiba kanto 286-0201 Japan
289-0635Tonosho-machi
Tonosho-machi chiba kanto 289-0635 Japan
279-0023Urayasu-shi
Urayasu-shi chiba kanto 279-0023 Japan
265-0045Wakaba-ku
Wakaba-ku chiba kanto 265-0045 Japan
289-1101Yachimata-shi
Yachimata-shi chiba kanto 289-1101 Japan
276-0036Yachiyo-shi
Yachiyo-shi chiba kanto 276-0036 Japan
289-1753Yokoshibahikari-machi
Yokoshibahikari-machi chiba kanto 289-1753 Japan
284-0008Yotsukaido-shi
Yotsukaido-shi chiba kanto 284-0008 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.
Privacy, terms and disclaimer
Your search terms are handled under our Privacy Policy. Review our Terms of Service and disclaimer before relying on any logistics or delivery information.
📮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.
