# Retrieve Additional Data

You may insert more address attributes into your form by expanding [`outputFields`](https://address-finder.ideal-postcodes.co.uk/interfaces/controller.controlleroptions.html#outputfields).

The key value should map to an address field described in the address schema.

In this example, we also populate organisation name, county, congressional district and USPS carrier route.

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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="city">City</label>
<input type="text" id="city" />
<label for="state">State</label>
<input type="text" id="state" />
<label for="state_abbr">State Abbreviation</label>
<input type="text" id="state_abbr" />
<label for="zipcode">Zip Code</label>
<input type="text" id="zipcode" />
<!-- Additional fields -->
<label for="organisation_name">Organisation Name</label>
<input type="text" id="organisation_name" />
<label for="county">County</label>
<input type="text" id="county" />
<label for="congressional_district">Congressional District</label>
<input type="text" id="congressional_district" />
<label for="carrier_route">USPS Carrier Route</label>
<input type="text" id="carrier_route" />
</form>
```

```

import { AddressLookup } from "@addresszen/address-lookup";

AddressLookup.setup({
  apiKey: "ak_test",
  outputFields: {
    line_1: "#line_1",
    line_2: "#line_2",
    city: "#city",
    state: "#state",
    state_abbreviation: "#state_abbr",
    zip_plus_4_code: "#zipcode",
    // Additional data
    building_or_firm_name: "#organisation_name",
    county: "#county",
    congressional_district_number: "#congressional_district",
    carrier_route_id: "#carrier_route",
  },
});
```