# Filter By Geospatial Box

Restrict search to a geospatial box determined by the "top-left" and "bottom-right" geolocations. Only one geospatial box can be provided.

## Live Demo[​](#live-demo "Direct link to Live Demo")

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```
<form>
  <label for="line_1">Address First Line</label>
  <input type="text" id="line_1" />
  <label for="line_2">Address Second Line</label>
  <input type="text" id="line_2" />
  <label for="line_3">Address Third Line</label>
  <input type="text" id="line_3" />
  <label for="post_town">Town or City</label>
  <input type="text" id="post_town" />
  <label for="postcode">Postcode</label>
  <input type="text" id="postcode" />
</form>
```

```

import { AddressFinder } from "@ideal-postcodes/address-finder";

AddressFinder.setup({
  apiKey: "ak_test",
  queryOptions: {
    box: "-0.123,53.3,0.02342,50.383",
  },
  outputFields: {
    line_1: "#line_1",
    line_2: "#line_2",
    line_3: "#line_3",
    post_town: "#post_town",
    postcode: "#postcode",
  },
});
```