Japan postal codes starting with 378
110 postal codes in Japan start with 378. The international calling code for Japan is +81.
Postal codes
Showing 110 of 110
| Postal code | Place | Region |
|---|---|---|
| 378-0000 | Numata Shi | Gumma Ken |
| 378-0001 | Tokamimachi | Gumma Ken |
| 378-0002 | Yokozukamachi | Gumma Ken |
| 378-0003 | Kamikuyamachi | Gumma Ken |
| 378-0004 | Shimokuyamachi | Gumma Ken |
| 378-0005 | Kuyaharamachi | Gumma Ken |
| 378-0011 | Kaminumasumachi | Gumma Ken |
| 378-0012 | Numasumachi | Gumma Ken |
| 378-0013 | Shimmachi | Gumma Ken |
| 378-0014 | Sakaemachi | Gumma Ken |
| 378-0015 | Toganomachi | Gumma Ken |
| 378-0016 | Shimizucho | Gumma Ken |
| 378-0017 | Boshindemmachi | Gumma Ken |
| 378-0018 | Kajimachi | Gumma Ken |
| 378-0021 | Iwamotomachi | Gumma Ken |
| 378-0022 | Yakatabaramachi | Gumma Ken |
| 378-0023 | Sasaomachi | Gumma Ken |
| 378-0024 | Shimokawadamachi | Gumma Ken |
| 378-0025 | Imaimachi | Gumma Ken |
| 378-0026 | Kamikawadamachi | Gumma Ken |
| 378-0031 | Usunemachi | Gumma Ken |
| 378-0032 | Suzuridamachi | Gumma Ken |
| 378-0033 | Shiraiwamachi | Gumma Ken |
| 378-0034 | Ondamachi | Gumma Ken |
| 378-0035 | Idonoemachi | Gumma Ken |
| 378-0041 | Harunamachi | Gumma Ken |
| 378-0042 | Nishikurauchimachi | Gumma Ken |
| 378-0043 | Higashikurauchimachi | Gumma Ken |
| 378-0044 | Shimonocho | Gumma Ken |
| 378-0045 | Zaimokucho | Gumma Ken |
| 378-0046 | Bakuromachi | Gumma Ken |
| 378-0047 | Kaminocho | Gumma Ken |
| 378-0048 | Nakamachi | Gumma Ken |
| 378-0051 | Kamiharamachi | Gumma Ken |
| 378-0052 | Sakuramachi | Gumma Ken |
| 378-0053 | Higashiharashimmachi | Gumma Ken |
| 378-0054 | Nishiharashimmachi | Gumma Ken |
| 378-0055 | Yanagimachi | Gumma Ken |
| 378-0056 | Takahashibamachi | Gumma Ken |
| 378-0061 | Okayamachi | Gumma Ken |
| 378-0062 | Machidamachi | Gumma Ken |
| 378-0063 | Shimonumatamachi | Gumma Ken |
| 378-0064 | Zenkeijimachi | Gumma Ken |
| 378-0065 | Horimegurimachi | Gumma Ken |
| 378-0066 | Haramachi | Gumma Ken |
| 378-0067 | Ogamamachi | Gumma Ken |
| 378-0068 | Usoimachi | Gumma Ken |
| 378-0071 | Kamihotchimachi | Gumma Ken |
| 378-0072 | Nakahotchimachi | Gumma Ken |
| 378-0073 | Hotchishindemmachi | Gumma Ken |
| 378-0074 | Shimohotchimachi | Gumma Ken |
| 378-0075 | Naramachi | Gumma Ken |
| 378-0076 | Akizukamachi | Gumma Ken |
| 378-0077 | Ishizumimachi | Gumma Ken |
| 378-0078 | Sayamamachi | Gumma Ken |
| 378-0100 | Kawaba Mura | Gumma Ken |
| 378-0101 | Yachi | Gumma Ken |
| 378-0102 | Kawabayubara | Gumma Ken |
| 378-0103 | Nakano | Gumma Ken |
| 378-0104 | Otagawa | Gumma Ken |
| 378-0105 | Kotagawa | Gumma Ken |
| 378-0111 | Hagimuro | Gumma Ken |
| 378-0112 | Tatsuiwa | Gumma Ken |
| 378-0113 | Namashina | Gumma Ken |
| 378-0114 | Tenjin | Gumma Ken |
| 378-0115 | Monzen | Gumma Ken |
| 378-0121 | Shirasawamachi Takahira | Gumma Ken |
| 378-0122 | Shirasawamachi Namae | Gumma Ken |
| 378-0123 | Shirasawamachi Iwamuro | Gumma Ken |
| 378-0124 | Shirasawamachi Oai | Gumma Ken |
| 378-0125 | Shirasawamachi Hiraide | Gumma Ken |
| 378-0126 | Shirasawamachi Kamikokobu | Gumma Ken |
| 378-0127 | Shirasawamachi Shimokokobu | Gumma Ken |
| 378-0301 | Tonemachi Hiragawa | Gumma Ken |
| 378-0302 | Tonemachi Chidori | Gumma Ken |
| 378-0303 | Tonemachi Okkai | Gumma Ken |
| 378-0304 | Tonemachi Oyo | Gumma Ken |
| 378-0305 | Tonemachi Anabara | Gumma Ken |
| 378-0306 | Tonemachi Hinatanango | Gumma Ken |
| 378-0307 | Tonemachi Kakidaira | Gumma Ken |
| 378-0311 | Tonemachi Komatsu | Gumma Ken |
| 378-0312 | Tonemachi Neri | Gumma Ken |
| 378-0313 | Tonemachi Hikagenango | Gumma Ken |
| 378-0314 | Tonemachi Aoki | Gumma Ken |
| 378-0315 | Tonemachi Sunagawa | Gumma Ken |
| 378-0316 | Tonemachi Nihommatsu | Gumma Ken |
| 378-0317 | Tonemachi Tana | Gumma Ken |
| 378-0321 | Tonemachi Takatoya | Gumma Ken |
| 378-0322 | Tonemachi Oigami | Gumma Ken |
| 378-0323 | Tonemachi Ohara | Gumma Ken |
| 378-0324 | Tonemachi Sonohara | Gumma Ken |
| 378-0325 | Tonemachi Wakumi | Gumma Ken |
| 378-0326 | Tonemachi Ishidoshinden | Gumma Ken |
| 378-0400 | Katashina Mura | Gumma Ken |
| 378-0401 | Sukagawa | Gumma Ken |
| 378-0402 | Mizanori | Gumma Ken |
| 378-0403 | Suganuma | Gumma Ken |
| 378-0404 | Tsuiji | Gumma Ken |
| 378-0405 | Shimodaira | Gumma Ken |
| 378-0406 | Surubuchi | Gumma Ken |
| 378-0407 | Hataya | Gumma Ken |
| 378-0408 | Hanasaku | Gumma Ken |
| 378-0409 | Hariyama | Gumma Ken |
| 378-0411 | Tokura | Gumma Ken |
| 378-0412 | Tsuchiide | Gumma Ken |
| 378-0413 | Koshimoto | Gumma Ken |
| 378-0414 | Higashiogawa | Gumma Ken |
| 378-0415 | Kamada | Gumma Ken |
| 378-0498 | 片品村役場 | Gumma Ken |
| 378-8501 | Shimonocho | Gumma Ken |
Source: GeoNames postal code data (CC BY). See data sources.
Frequently asked questions
How many postal codes does Japan have?
Our list has 146,447 postal codes for Japan. The official number can differ because postal services update their codes over time.
How do I find a postal code by place name?
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