Japan postal codes starting with 312
57 postal codes in Japan start with 312. The international calling code for Japan is +81.
Postal codes
Showing 57 of 57
| Postal code | Place | Region |
|---|---|---|
| 312-0000 | Hitachinaka Shi | Ibaraki Ken |
| 312-0001 | Sawa | Ibaraki Ken |
| 312-0002 | Koya | Ibaraki Ken |
| 312-0003 | Tarazaki | Ibaraki Ken |
| 312-0004 | Nagasuna | Ibaraki Ken |
| 312-0005 | Shinkocho | Ibaraki Ken |
| 312-0006 | Maehama | Ibaraki Ken |
| 312-0007 | Onukiyama | Ibaraki Ken |
| 312-0011 | Nakane | Ibaraki Ken |
| 312-0012 | Mawatari | Ibaraki Ken |
| 312-0013 | Kamino | Ibaraki Ken |
| 312-0014 | Ushirono | Ibaraki Ken |
| 312-0015 | Kosunacho | Ibaraki Ken |
| 312-0016 | Matsudocho | Ibaraki Ken |
| 312-0017 | Nagahoricho | Ibaraki Ken |
| 312-0018 | Sasanocho | Ibaraki Ken |
| 312-0021 | Mitanda | Ibaraki Ken |
| 312-0022 | Kaneage | Ibaraki Ken |
| 312-0023 | Odaira | Ibaraki Ken |
| 312-0024 | Katsukura | Ibaraki Ken |
| 312-0025 | Takeda | Ibaraki Ken |
| 312-0026 | Katsutahoncho | Ibaraki Ken |
| 312-0027 | Katsutanakaharacho | Ibaraki Ken |
| 312-0031 | Godai | Ibaraki Ken |
| 312-0032 | Tsuda | Ibaraki Ken |
| 312-0033 | Ichige | Ibaraki Ken |
| 312-0034 | Horiguchi | Ibaraki Ken |
| 312-0035 | Edakawa | Ibaraki Ken |
| 312-0036 | Tsudahigashi | Ibaraki Ken |
| 312-0041 | Nishioshima | Ibaraki Ken |
| 312-0042 | Higashioshima | Ibaraki Ken |
| 312-0043 | Kyoeicho | Ibaraki Ken |
| 312-0044 | Motomachi | Ibaraki Ken |
| 312-0045 | Katsutachuo | Ibaraki Ken |
| 312-0046 | Katsutaizumicho | Ibaraki Ken |
| 312-0047 | Omotecho | Ibaraki Ken |
| 312-0048 | Kasugacho | Ibaraki Ken |
| 312-0051 | Dohata | Ibaraki Ken |
| 312-0052 | Higashiishikawa | Ibaraki Ken |
| 312-0053 | Sotono | Ibaraki Ken |
| 312-0054 | Hashikabe | Ibaraki Ken |
| 312-0055 | Taiseicho | Ibaraki Ken |
| 312-0056 | Aobacho | Ibaraki Ken |
| 312-0057 | Ishikawacho | Ibaraki Ken |
| 312-0058 | Saikochi | Ibaraki Ken |
| 312-0061 | Inada | Ibaraki Ken |
| 312-0062 | Takaba | Ibaraki Ken |
| 312-0063 | Tabiko | Ibaraki Ken |
| 312-8501 | Higashiishikawa | Ibaraki Ken |
| 312-8502 | 日立工機 株式会社 | Ibaraki Ken |
| 312-8503 | 日立製作所 オートモティブシステムグループ | Ibaraki Ken |
| 312-8504 | 株式会社 日立ハイテクノロジーズ | Ibaraki Ken |
| 312-8505 | Inada | Ibaraki Ken |
| 312-8507 | 株式会社 日立パワーソリューションズ 勝田事業所 | Ibaraki Ken |
| 312-8508 | 茨城工業高等専門学校 | Ibaraki Ken |
| 312-8510 | Shinkocho | Ibaraki Ken |
| 312-8511 | Horiguchi | Ibaraki 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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