Japan Postal Zip Code Lookup


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Oaza
``js
import {Oaza} from "jp-zipcode-lookup";

const oaza = Oaza.byZipcode("1040061")[0];

console.warn(oaza.pref.code, oaza.pref.name); // => 13 東京都
console.warn(oaza.city.code, oaza.city.name); // => 13102 中央区
console.warn(oaza.code, oaza.name); // => 1040061 銀座
`

City
`js
import {City} from "jp-zipcode-lookup";

const city = City.byCode("13103");

console.warn(city.code, city.pref.name, city.name); // => 13103 東京都 港区

const cities = City.byPref("13");

console.warn(cities.map(city => city.name).join(", ")); // => 千代田区, 中央区, 港区, ...
`

Pref
`js
import {Pref} from "jp-zipcode-lookup";

const pref = Pref.byCode("13");

console.warn(pref.code, pref.name); // => 13 東京都
`

- See jp-zipcode-lookup.d.ts for more details.

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`js
const {City, Oaza, Pref} = require("jp-zipcode-lookup");
``

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- https://github.com/kawanet/jp-zipcode-lookup

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- https://github.com/kawanet/jp-pref-lookup
- https://github.com/kawanet/jp-city-lookup
- https://github.com/kawanet/japanpost-zipcode
- https://www.post.japanpost.jp/zipcode/dl/kogaki-zip.html

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Copyright (c) 2018-2025 Yusuke Kawasaki

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