JP Japan Major Regions Postal Code Details
🏛️ トチギケン · カントウ チホウ
326-0834
アシカガシ
320-0023
ウツノミヤシ
324-0413
オオタワラシ
329-0217
オヤマシ
322-0251
カヌマシ
329-1413
サクラシ
327-0043
サノシ
329-0502
シモツケシ
329-4312
トチギシ
321-0511
ナスカラスヤマシ
329-2747
ナスシオバラシ
321-2716
ニッコウシ
321-4365
モオカシ
329-2121
ヤイタシ
321-3402
゙ンイチカイマチ
329-0527
゙ンカミノカワマチ
329-2224
゙ンシオヤマチ
329-1213
゙ンタカネザワマチ
324-0608
゙ンナカガワマチ
329-3441
゙ンナスマチ
329-0114
゙ンノギマチ
321-3313
゙ンハガマチ
321-4218
゙ンマシコマチ
321-0202
゙ンミブマチ
321-3707
゙ンモテギマチ
📮JP Japan Regional Postal Code FAQ & Postal Regulations
🔢 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.